Law of Conservation of Mass

Front

Law of Conservation of Mass

Back

Mass is never created or destroyed

Front

In a reaction A + B ----> C, reactant A has 5g and product C has 9g. How many grams does reactant B have? Options: 4g, 5g, 9g, 14g

Back

4g

Front

Matter can not be created nor destroyed: it can only be

Back

Transformed, changed

Front

If a reaction starts with a total 75g of reactants, it should produce:

Back

a total of 75g of products

Front

In the reaction AB → A + B, reactant AB has 12g and product B has 5g. How many grams should product A have?

Back

7g

Front

Bob puts 200 grams of ice into a pitcher with 900 grams of water. How many grams of water does Bob now have in the pitcher?

Back

1,100 g

Front

Bob puts 200 grams of ice into a pitcher with 900 grams of water. How many grams of water does Bob now have in the pitcher after the ice melts?

Back

1,100 g

Front

What is the law of conservation of mass?

Back

The mass of the reactants equals the mass of the products

Front

24 g of magnesium reacts with 38 g of fluorine to produce _____ g magnesium fluoride

Back

62 

Front

32 g of Oxygen completely reacts with 8 g of Hydrogen to produce _____ g Water

Back

40