Conservation efforts have been effective in a. increasing the number of endangered species b. reducing all the negative impacts of human activity c. preserving wildlife habitats d. all of the above select the best answer from the choices provided a b c d

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

What’s a special glass that most beakers are made of

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution