One gram is equal to nanograms? A. 1 x 10^9
B. 1 x 10^-6
C. 1 x 10^6
D. 1 x 10^-9

An aqueous solution of calcium hydroxide is standardized by titration with a 0.120 m solution of hydrobromic acid. if 16.5 ml of base are required to neutralize 27.5 ml of the acid, what is the molarity of the calcium hydroxide solution?

Identify the electromagnets with poles that are reversed from the electromagnet shown above

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?