How many moles of MgCl2 are there in 307 g of the compound?

How do you name this compound: Ca (HSO3) 2

Suppose 1.65 moles of C₆H₆ react with excess oxygen to produce carbon dioxide and water. a. how many moles of carbon dioxide will be produced in this reaction? b. how many moles of water will be produced in this reaction? c.

Calculate the ph of a 0.021 m nacn solution. [ka (hcn) = 4.9  10-10]

Define renewable and nonrenewable resources and give 3 examples of each

During a chemical reaction, an iron atom became the ion Fe2+. What happened to the iron atom?

Does pressure decrease when a gas is removed

This is the ability of matter to change into a different substance.

How can I write ecology in my own words for a definition

The amount of time it takes for one-half of the original amount of an isotope to decay is known as its

If enough heat is added to a substance, electrons begin to separate from the atomic nuclei. Which process does this describe? A. A solid turning into a liquid B. A plasma turning into a gas C. A gas turning into a plasma D.