Which substance is classified as an arrhenius base
1)HNO3
2)H2SO3
3)Ca(OH)2
4)CH3COOH

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?