Which of the following will not produce a precipitate when equal volumes of solutions are added together? a. Sr(OH)2 and (NH4)2S
b. Ba(OH)2 and K3PO4
c. NaOH and CaCl2
d. K2SO4 and Ca(NO3)2

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

How does a large body of water, such as the ocean, influence climate?

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?