During which years did the biggest increase in carbon dioxide levels occur? Why? From 1200 to 1400 due to an increase of industry

From 1900 to 2000 due to an increase in advances in industry.

No major increase because industry did not advance until after 2000.

The compound methyl butanoate smells like apples. its percent composition is 58.8% c, 9.9% h, and 31.4% o. what’s the empirical formula ?

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

I’m an electrically neutral atomic any element, there are equal numbers of