Forty milliliter of a liquid has a mass of 80 grams. What is the density of this substance?

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?