Fill in the blank: after mitosis, each daughter cell has identical

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

The clouds are grey and ground is wet. a quantitative b qualitative

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife