A student begins an experiment with 200 grams of a reactant and ends with 175 grams of product. What most likely happened to the missing 25 grams?
A The 25 grams remained in the reactant.
B. The 25 grams were lost due to excessive pressure.
c. The 25 grams escaped as a gas.
D. The 25 grams became part of the product.

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

How many valence electrons are in atom of radon?