A1.0 m solution of hydrochloric acid is mixed with an equal volume of sodium hydroxide solution. the resulting solution turns ph paper blue, meaning the solution is basic. which of the following concentrations would be consistent with the experimental results for sodium hydroxide?
a. 1.0 m
b. 2.0 m
c. 0.5 m
d. 0.25 m

Scientist wants to react a barium chloride salt with an acid. to speed up the reaction, the scientist crushes the barium chloride salt until it is a fine powder. this speeds up the reaction by a. increasing the ph of the salt. b. increasing the surface area of the salt. c. increasing the pressure of the salt. d. increasing the temperature of the salt. im thinking more a not 100% sure

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

What is a metal replacement reaction