A balanced chemical reaction obeys the law of ...

A) ideal gases.

B) definite proportions.

C) conservation of matter.

D) conservation of energy.

What have scientists determined the average salt in the ocean

Predict how maritime air masses would change if the ocean froze

How many grams of aluminum hydroxide are obtained from 13.7 g of aluminum sulfide?

In addition to serving individual customers, other companies, and the government, who do many workers in this cluster provide services to?

Do all living things change ecosystems in ways that are harmful?

Which describes the polarity in a water molecule? a). partial negative charge on the oxygen atom because its electrons are pulled toward the hydrogen atoms b).

To what temperature in kelvin will a 2.3 L balloon have to be heated to expand to a volume of 400 L Assume the initial temperature of the balloon is 25 degrees celsius.

In which changes of state do atoms lose energy?

Can you live without body tissue? This is a yes or no question, no explaining required, but you can add it if you want. : D

According to the graph, which activity has used the largest amount of water over the past twenty years?