Actividad en clase 1 actividod de clasificacion y número de oxidación. (NH4)2so2

I --H3 Po4 =
2-Al2 (so1)3=
3 - Cao =
4 --CaCO3
5 - Mg(OH)2 =
6-KH 2 PO 4 =
7--LioH
8--Na HSo3
9 -- HNO2 =
10-NH4NO3
11--SiO2=
12--HCIO =
13 - - HNO2
14--Mgo
15--fecl2
16--Hl
17--Mg(OH)2​

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.