A burning candle is covered by a jar so that no matter can get in or out. The whole arrangement has a mass of 500 g. What will be the approximate mass of the arrangement when the candle is completely burnt, after four minutes?

Using the Law of Conservation of Matter, determine the number of grams of iron sulfide (FeS) that will be produced in this reaction. 112 g Fe + 64 g S → _____ g FeS

If there are 4 grams of reactant, how many grams of product are produced by the chemical reaction?

Colton has an ice cube that has a mass of 4 grams. He places it in a sealed container and then puts it in the microwave on high. The ice cube melts after a few seconds. He removes the sealed container and checks the mass again. What will he find?

Na + Cl → NaCl .... Sodium and Chlorine combine to form table salt. Given the chemical reaction, how many grams of Na + Cl would be required to produce 4 grams of table salt?

The law of conservation of matter states that...

At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?

What is the part of the chemical equation on the left side of the arrow called? Fe + S -- FeS

The substances at the end of a chemical reaction are called the ____

You add 5 grams of iron to HOW MANY grams of sulfuric acid to yield 12 grams of iron sulfide

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