What does the law of conservation of mass state?

Skylar weighed an ice cube in science class using a balance scale. She found that the ice cube weighed 277 grams. She melted the ice cube using a blow dryer. What is the weight of her ice cube ?

Mr. Green was building a squirrel feeder. He had two pieces of wood that weighed 2 kg. When he cuts the wood pieces into two, how many pieces of wood will Mr. Green have?

Jesse has a block of ice that has a weight of 305 grams. If he breaks that block of ice into three pieces, what is the weight of the three pieces combined?

Brooks boiled 67.5 grams of water. If all of the water changed into a gas, what would be the weight of the water vapor?

When matter goes through a change, what happens to its mass?

What happens to the mass of a tablespoon of salt after it dissolves in water?

Emma pours 15 grams of sugar into a beaker that contains 300 grams of water. She stirs the mixture until she can no longer see any pieces of sugar in the water. How much does Emma’s mixture of sugar and water weigh?

Even when matter goes through a physical or chemical change the matter cannot be ___________________ or _____________________.

If the squirrel is using the feeder, will the mass increase or decrease?

Mrs. Bostick has an apple pie. The weight of the apple pie is 250 g. She eats 150 grams of it. How much is left for Mrs. Bolen to have a piece?

Brielle has 300.2 grams of water. If she froze the 300.2 grams of water, what would be the total weight of the ice cube?

Breeze pours 42 grams of sand into a cup that contains 150 grams of water. If Breeze stirred that sand all around, what would be the weight of sand and water together?