Brownian motion is not observed in a mixture that includes two phases. which best identifies the mixture? [a} a colloid
[b}a suspension
[c} a solution
{d} an alloy
not a colloid

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?