Use the balanced chemical equation below to answer the following. CH4(g) + 2O2(g)
+ 202(g) + 2H2O(g) + CO2(g)
If 84.9 L of methane (CH4) are burned at STP, how many grams of water will be produced?

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

Are oil and water a mixture or solution

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.