Mg + HCI MgCl2 + H2
1. Balance the above reaction.
2. Calculate the mass of the obtained salt during the reaction of 0 3g of magnesium ribbon
with an excess amount of HCI solution
Given: V. 24 L/mol M(Mg)-24g/mol. M(Cl)-35.5g/mol

Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

What is i fracture in the crust called when land move up, down or sideways