Ch4 + 2O2 --> CO2 + 2H2O If you have 4.6 grams of CH4, and 12.2 grams of O2 available, how much CO2 could be produced?

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

Compare and contrast physical changes with chemical changes.

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.