What ratio is used to carry out each conversion? a. mol ch4 to grams ch4 b. l ch4(g) to mol ch4(g)(at stp) c. molecules ch4 to mol ch4 i honestly don't kno what it's asking me i got 1 mol ch4/ 16(g) ch4 for a. 1 mol/22.4 l for b. and 6.02 x 10^23 molecules/1 mol but i don't think this is right, is it?

Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Determine the reaction and balance the following equations urgent due in the morning