For the reaction C + 2H2 → CH4, how many moles of hydrogen are needed to make 108.6 grams of methane, CH4 ?

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

What is an example of a physical property?

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4