What is the complete ionic equation for the reaction between Na2SO4 and CaCl2?
O A. 2Na+(aq) + SO42(aq) + Ca2+(aq) + 2Cl(aq) → CaSO4(s) + 2Na+
(aq) + 2CH(aq)
B. 2Na+(aq) + 2CH(aq) → 2NaCl(aq)
C. SO42-(aq) + Ca2+(aq) → CaSO4(s)
D. Na S04(aq) + CaCl2(aq) → Caso_(s) + 2NaCl(aq)

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .