One reaction that produces hydrogen gas can be represented by the unbalanced chemical
equation
Mg(s) + HCl(aq) +MgCl2(aq) + H2(g).
What mass of HCl is consumed by the reac-
tion of 3.71 mol of magnesium?
Answer in units of g.

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical

Which one of the following is an oxidation-reduction reaction? naoh + hno3 --> h2o + kno3 naoh + hno3 --> h2o + kno3 so3 + h2o --> h2so4 cacl2 + na2co3 --> caco3 + 2 nacl ch4 + 2 o2 --> co2 + 2 h2o al2(so4)3 + 6 koh --> 2 al(oh)3 + 3 k2so4

Acompound is isolated from the rind of lemons that is found to be 88.14% carbon and 11.86% hydrogen by mass how many grams of c and h?