What role does the salt bridge play in voltaic cell

What is conserved during all chemical reactions?

Name one item that must be worn at all times in a laboratory?

Calculate the volume of the chlorine that would be required to react completely with 3.70g of dry slaked lime according to the equation Ca (OH) 2+Cl=CaOCl2+H2O H = 1, O=16, CA=40,1 mole of gas occupies 22.4dm3 at s. t. p

7. A 2.0 L container had 0.40 mol of He (g) and 0.60 mol of Ar (g) at 25°C. Which gas has a greater average kinetic energy? Which gas is traveling at a higher average speed? If Ar has an average speed of 431 m/s, what is the average speed of He?

Stoichiometric amounts of nitrogen gas and hydrogen gas react in a calorimeter to produce 5.00 g of ammonia gas. the calorimeter temperature rises 0.42°c. the calorimeter and water have a combined heat capacity of 32.16 kj/k.

Why is HBrO a weak acid

Plastic, rocks, and steel are all matter. They are made of tiny particles that can't be broken down into smaller pieces. These particles are called:

The palm tree with island is a population or biome or community

A gene is a section of dna within a chromosome that codes for a

An electron charge e mass m and a positron charge e mass m revolve around their common center of mass under the influence of their attractive coulomb force Find the speed v of each particle in terms of e m k and their separation L