Which equation obeys the law of conservation of mass?
a.
2c4h10 + 2cl2 + 12o2 7co2 + ccl4 + 10h2o
b.
c4h10+ cl2 + 2o2 7co2 + ccl4 + 8h2o
c.
2c4h10+ 2cl2 + 12o2 4co2 + ccl4 + h2o
d.
2c4h10+ 2cl2 + 6o2 co2 + ccl4 + 6h2o
e.
4c4h10+ 4cl2 + 14o2 14co2 + ccl4 + 20h2o

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

In which phase(s) do the molecules take the shape of the container?

The minerals found in bones are deposited by living cells called