Answer:
B) H2SO4 (aq) + Ca(OH)2 (aq) → CaSO4 (aq) + 2 H2O(l)
Explanation:
A is a reaction between a salt FeCl3 and a base KOH
C is a n acid decomposing on it's own to form two products
D is mercury, a metal reacting with oxygen. Two elements reacting. Neither are an acid or a base
E. is an acid reacting with a metal to liberate hydrogen. There is no base
Answer:
Yes they woll react.
Explanation:
Ferous oxide and zinc will be product.
Explanation:
no.A (He) I think.............
6.9 x 10^-4 would be .00069 written in scientific notation
