C2H4 + 2O2–> 2CO2 + 2H2O A.) which element(s) are not equal on both sides?

B.) how many atoms of the incorrect element(s) are there on each side?

Which best explains why an iceberg floats?

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.

What is the chemical formula for the compound formed between sodium and flour one