MnO2 + 4HCl → MnCl2 + Cl2 + H2O If 2.86 mol of MnO2 and 96.2 g of HCl react, which reagent will be used
up first? How many grams of Cl2 will be produced?

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

What percentage of energy used in the u. s is produced from fossil fuels

Which of the following is a possible formula unit? (2 points) select one: a. pbo b. li2b c. al2pb3 d. clo