Advanced Chemistry with Vernier - Print and E-Book
120.20 CHF*
Contenu :
1 Stück
délai de livraison: généralement environ 3 semaines
Réf. produit :
CHEM-A
Informations sur le produit "Advanced Chemistry with Vernier - Print and E-Book"
Advanced Chemistry with Vernier has 35 advanced chemistry experiments designed for use with Vernier data-collection technology. There are four student alternative versions included for each experiment: computer, LabQuest, calculator, and a generic version that covers all platforms. Experiments are included for the Vernier Temperature Probe, pH Sensor, Conductivity Probe, Drop Counter, Colorimeter, Gas Pressure Sensor, Current Probe, ORP Sensor, and Radiation Monitor.
Starting with the 2013–2014 school year, the AP Chemistry Course Description recommended labs have been reduced from 22 to 16 and at least six of the 16 experiments should be an inquiry-based model of instruction. Advanced Chemistry with Vernier provides a variety of experiments for the additional 10 non-inquiry experiments.
Use it in addition to Vernier Chemistry Investigations for Use with AP Chemistry (APCHEM) for a comprehensive set of topics.
| Bildungsstufe: | Sec. II & tertiaire, Secondaire II, cycle 2 |
|---|---|
| Fach: | chimie |
| Hersteller: | Vernier |
| langue: | anglais |
Connexion
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Accessory Items
Go Direct™ pH Sensor
242.60 CHF*
The Go Direct pH Sensor is a general-purpose pH sensor used to monitor pH of aqueous solutions. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
The Go Direct pH Sensor is an important and versatile sensor for lab and field activities alike. It gives students the freedom to explore pH without the inconvenience of wires—no more spilled solutions or dangling wires. The Go Direct pH transmits live readings and captures data in real-time.
The Go Direct pH Sensor can be used in a variety of experiments:
Conduct acid-base titrations.
Monitor pH change during chemical reactions.
Test the pH and alkalinity of bodies of water.
Investigate household acids and bases.
This sensor is comprised of a pH electrode connected to a Go Direct Electrode Amplifier via a BNC connector. This design enables you to use the Go Direct Electrode Amplifier with other Vernier electrodes, such as the Flat pH Electrode, ORP Electrode, ISE electrode, or a third-party electrode.
Specification:
pH range: 0–14
Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference
Shaft diameter: 12 mm OD
Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
Connections:
Wireless: Bluetooth
Wired: USB
Included:
Go Direct pH (includes Go Direct Electrode Amplifier)
Micro USB Cable
Quick-start guide
Go Direct™ Conductivity Probe
295.60 CHF*
The Go Direct Conductivity Probe determines the ionic content of an aqueous solution by measuring its electrical conductivity. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
Go Direct Conductivity Probe determines the ionic content of an aqueous solution by measuring its electrical conductivity. It features a built-in temperature sensor to simultaneously read conductivity and temperature. Automatic temperature compensation allows students to calibrate the probe in the lab and then make measurements outdoors without temperature changes affecting data. This temperature compensation can be turned off to perform conductivity studies as a function of temperature.
The Go Direct Conductivity Probe has a range of 0 to 20,000 μS/cm to provide optimal precision in any given range. An alternating current at its electrodes prevents polarization and electrolysis, reducing contamination of solutions. Its ABS-body graphite electrode resists the corrosion typical in metal electrodes.
The Go Direct Conductivity Probe can be used in a variety of experiments:
Demonstrate diffusion of ions through membranes.
Investigate the difference between ionic and molecular compounds, strong and weak acids, or ionic compounds that yield different ratios of ions.
Measure Total Dissolved Solids (TDS).
Specifications:
Range: 0 to 20,000 μS/cm (0 to 10,000 mg/L TDS)
Temperature compensation: Automatic from 5 to 35°C, can be turned off
Temperature range (can be placed in): 0 to 80°C
Cell constant: 1.0 cm-1
Description: ABS body, parallel carbon (graphite) electrodes
Dimensions: 12 mm OD and 120 mm length
Connections:
Wireless: Bluetooth
Wired: USB
Included
Go Direct Conductivity Probe
Micro USB Cable
Go Direct™ Drop Counter
262.90 CHF*
The Go Direct Drop Counter precisely records the number of drops of titrant added during a titration and then automatically converts it to volume. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
Conducting a titration has never been easier. Use Go Direct Drop Counter in conjunction with our other Go Direct sensors, such as Go Direct pH, Go Direct Conductivity, or Go Direct ORP, to perform acid-base, conductometric, or potentiometric titrations.
Designed with a wide drop-detecting area, Go Direct Drop Counter removes the need for precise burette alignment. We’ve also included a large sensor slot for conventional stick-style sensors and a smaller, adjustable slot for temperature probes. The adjustable clamp easily fits our Stir Station and most laboratory ring stands and lattices.
Specifications:
Accurate drop counting at rates up to 6 drops/s
Dimensions:
Opening for drops: 3 cm
Openings for sensors (diameter): 7 mm and 13 mm
Ring stand opening: 16 mm
Total length: 15.5 cm, width: 4.5 cm, height: 1.8 cm
Distance from center of ring stand opening to center of drop opening (ideal): 10.5 cm
Distance from center of ring stand opening to center of sensor opening (ideal): 12 cm
Connections:
Wireless: Bluetooth
Wired: USB
Included
Go Direct Drop Counter
Plastic reagent reservoir
Plastic valve with a double stopcock fitting
Vernier Microstirrer
Micro USB Cable
Precision Volume Dispenser
201.80 CHF*
Le distributeur volumétrique de précision offre une distribution de gouttes hautement précise et contrôlée pour les titrages automatisés. Associé à un compteur de gouttes, il améliore l'efficacité et la précision, fournissant des résultats cohérents avec moins d'erreurs par rapport aux méthodes manuelles. Il est donc idéal pour rationaliser les expériences de titrage.
Go Direct™ Colorimeter
303.70 CHF*
The 4-wavelength Go Direct Colorimeter measures absorbance or transmittance of a liquid sample. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
Use this sensor to explore absorbance and percent transmittance in a variety of experiments including Beer’s law (absorbance vs. concentration) and kinetic studies (concentration vs. time). Students select between four wavelengths (430 nm, 470 nm, 565 nm, 635 nm) to set up their experiment.
Go Direct Colorimeter features one-step calibration for all four wavelengths. It’s as simple as inserting a cuvette of distilled water and pressing the Calibrate button.
Go Direct Colorimeter can be used in a variety of experiments:
Conduct Beer’s law investigations.
Determine the concentration of unknown solutions.
Study changes in concentration vs. time.
Monitor reaction rates.
Specifications
Range: 0 to 3 (absorbance)
Useful range:
0.05 to 1.0 (absorbance)
90% to 10% transmittance (%T)
Wavelengths: 430 nm, 470 nm, 565 nm, 635 nm
Connections:
Wireless: Bluetooth
Wired: USB
Included:
Go Direct Colorimeter
Micro USB Cable
3.5 mL cuvettes (15)
Go Direct™ Gas Pressure Sensor
242.60 CHF*
The Go Direct Gas Pressure Sensor measures the absolute pressure of a gas. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
Use Go Direct Gas Pressure Sensor to monitor gas pressure in a variety of experiments. It records accurate absolute pressure readings relative to the perfect vacuum reference point inside the sensor, allowing you to go below atmospheric pressure or up to 400 kPa. Easily change the displayed units to any one of seven options (kPa, mmHg, inHg, mbar, psi, atm, torr). Includes a syringe, tubing, and stoppers to ease setup for experiments such as Boyle’s law.
The Go Direct Gas Pressure Sensor can be used in a variety of experiments:
Investigate Boyle’s law and Charles’ law.
Investigate grip strength and muscle fatigue (using Gas Pressure Bulb, not included).
Measure the production of oxygen gas produced when hydrogen peroxide is destroyed by the enzyme catalase.
Monitor plant transpiration.
Specifications:
Range: 0 to 400 kPa
Resolution: 0.03 kPa
Maximum pressure that the sensor can tolerate without permanent damage: 450 kPa
Connections:
Wireless: Bluetooth
Wired: USB
Included:
Vernier Go Direct Gas Pressure Sensor
Tapered valve connectors (2) inserted into a No. 5 stopper
Tapered valve connector (1) inserted into a No. 1 stopper
Two-way valve
18 inch Tygon tubing with Luer Lock connectors
20 mL syringe
White transpiration tubing clamps (2)
Go Direct® Current Probe
222.20 CHF*
Description
Simplify your experimental setup with the Go Direct Current Probe. It connects wirelessly via Bluetooth® or wired via USB to your device. The wireless connection eliminates additional cables that can clutter the lab bench.
Capture small currents like those produced by a magnet falling through a coil.
Use in combination with the Go Direct Voltage Probe to investigate Ohm’s law or series and parallel circuits.
Explore RC and RLC circuits.
Rechargeable Battery—Ready When You Are
The robust rechargeable battery offers long battery life and provides always-ready operation when using the sensor wirelessly. Monitor battery life directly from our free Graphical Analysis™ 4 app or LabQuest 2 App. Should the battery run low, simply connect the sensor to the charging cable and keep on collecting—no interruptions or inconvenience to you or your students.
Wired or Wireless—The Flexibility to Choose
Our Go Direct sensors connect directly to your mobile device, Chromebook™, or computer using our free Graphical Analysis™ 4 app—no additional equipment or software purchases are necessary. Go Direct sensors can be used wired via USB or wirelessly via Bluetooth® wireless technology, allowing you to choose the solution best for your classroom or laboratory.
Specifications
Range: +/- 1 A and +/- 0.1 A
Maximum non-damaging current: 1.5 A and 0.5 A
Typical resolution: 0.031 mA and 0.003 mA
Connections:
Wireless: Bluetooth
Wired: USB
Go Direct™ ORP Sensor
283.30 CHF*
The Go Direct ORP (Oxidation-Reduction Potential) Sensor measures the ability of a solution to act as an oxidizing or reducing agent. It directly connects wirelessly via Bluetooth® or wired via USB to your platform.
Use the Go Direct ORP Sensor to measure the ability of a solution to act as an oxidizing agent and to quantify ion activity. This sensor measures the capacity of a solution to either release or accept electrons from chemical reactions.
This sensor is comprised of an ORP electrode connected to a Go Direct Electrode Amplifier via a BNC connector. This design enables you to use the Go Direct Electrode Amplifier with other Vernier electrodes, such as the pH Electrode, Flat pH Electrode, ORP Electrode, ISE electrode, or a third-party electrode.
The Go Direct ORP Sensor can be used in a variety of experiments:
Determine the equivalence point of an oxidation-reduction titration.
Measure the oxidizing ability of chlorine in swimming pools.
Investigate the ORP of drinking water.
Specifications:
ORP Electrode
Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference
Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
ORP element: 99% pure platinum band sealed on a glass stem
Temperature range:
0 to 60°C
12 mm OD
Impedance: ~20 kΩ at 25ºC
Electrode Amplifier
Units: mV
Input range: ±1000 mV
Connections:
Wireless: Bluetooth
Wired: USB
Included:
Go Direct ORP (includes Go Direct Electrode Amplifier)
Micro USB Cable
Go Direct™ Radiation Monitor
507.60 CHF*
Le moniteur de rayonnement Go Direct détecte les rayonnements alpha, bêta, gamma et X. Il se connecte directement à votre plate-forme sans fil via Bluetooth® ou câblé via USB.
Utilisez le détecteur de rayonnement Go Direct pour explorer les statistiques du rayonnement, mesurer le taux de désintégration nucléaire et surveiller les descendants du radon. Ce capteur facile à utiliser consiste en un tube Geiger-Mueller monté dans un petit étui en plastique robuste. Une fenêtre mince protégée par un écran métallique permet de détecter le rayonnement alpha, ainsi que le rayonnement bêta et gamma. Chaque nouvelle détection est signalée par un voyant LED rouge clignotant et peut également être accompagnée d'un signal audio optionnel.
Le détecteur de rayonnement Go Direct peut être utilisé dans une variété d'expériences:
Déterminer la demi-vie d'un isotope.
Enquêter sur le blindage contre les rayonnements.
Détecter les sources de rayonnement de fond.
Spécifications:
Capteur: Tube GM trempé aux halogènes LND 712 (ou équivalent) avec fenêtre en mica, épaisseur de 1,5 à 2,0 mg/cm2
Sensible aux rayonnements alpha, bêta, gamma et X
Alimenté par une batterie rechargeable de 300 mAh, rechargé par câble USB
LED rouge clignote sur la détection de rayonnement
Signal audio optionnel sur la détection des rayonnements
Connexions:
Sans fil: Bluetooth
Câblé: USB
Comprend:
Go Direct Radiation Monitor
Micro USB Câble
Go Direct™ Temperature Sensor
161.00 CHF*
La sonde de température Go Direct est un capteur de température robuste et polyvalent que les élèves peuvent utiliser pour surveiller la température. Elle se connecte directement à votre plate-forme, sans fil via Bluetooth® ou par câble via USB.
La sonde de température Go Direct, robuste et polyvalente, offre aux étudiants l'avantage d'une connectivité qui leur permet d'aller partout et de travailler partout. Comme elle est également étanche, Go Direct Temperature est plus durable que les sondes qui sont simplement résistantes à l'eau.
Contrairement à un thermomètre traditionnel, Go Direct Temperature permet aux étudiants de collecter des mesures de température en temps réel pour une seule personne ou sur une période donnée. Sa plage de température et sa capacité sans fil font de Go Direct Temperature le capteur idéal pour les applications du monde réel.
La sonde de température Go Direct peut être utilisée dans une grande variété d'expériences :
Réaliser des réactions endothermiques et exothermiques.
Étudier la congélation et la fonte de l'eau.
Mesurer le contenu énergétique des aliments.
Examiner l'absorption de l'énergie radiante.
Contrôler les conditions environnementales.
Spécifications :
Plage de température : -40 à 125°C
Plage de température de la poignée : -10 à 45°C
Précision : ±0,25°C
Temps de réponse (temps pour 90% de la lecture) : 20 secondes (dans l'eau, avec agitation)
Connexions :
Sans fil : Bluetooth
Avec fil : USB
Inclus :
Go Direct Capteur de température
Câble micro USB
Guide de démarrage rapide
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