Which of the following is a precipitation reaction?
a. hcl(aq) + koh(aq) → kcl(aq) + h2o(l)
b. 2 nai(aq) + hg2(no3)2(aq) → hg2i2(s) + 2 nano3(aq)
c. zn(s) + 2 agno3(aq) → 2 ag(s) + zn(no3)2(aq)
d. kcl(aq) + lii(aq) → ki(aq) + licl(aq)
e. none of the above is a precipitation reaction.

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

Will mark brainliest how many electrons can be held in the energy level n = 4?