1. What is the gram formula mass of Ca (OH),?

(1) 29g

(3) 56 g

(2) 34 9

(4) 74 g

Which of the following statements about solutions is NOT true? A Solutions are mixtures. B Solutions contain a solvent dissolved in a solute. C A solution has the same properties throughout. D The solute in a solution can be a solid, liquid, or gas.

A nuclear reaction in which two atomic nuclei are combined to produce a single large nucleus and energy is released by the reaction is know as:

Need a quick answer! A container of what volume would be required to store 60.0 moles of a gas at a pressure of 20.0 atm and a temperature of 50.0 Celsius? 79.6 L 12.3 L 1250 L 8060 L

What is the percent of N in AgNO3?

Which of the following is the electron configuration of an electrically neutral alkaline earth metal A. 1s2 2s1 B. 1s2 2s2 2p2 C. 1s2 2s2 2p6 3s1 D. 1s2 2s2 2p6 3s2 3p6 4s2 I feel like the answer is D, but I'm not sure.

Explain why glacial deposits have been found in Africa?

Which of the following would result in butyl phenyl ether as the major product? a. Reaction of phenoxide with 1-bromobutane b. Reaction of 1-butanol with bromobenzene c. Reaction of phenyl magnesium bromide with 1-butanol d.

A 200-gram sample of a radioactive nuclide is left to decay for 60 hours. At the end of 60 hours, only 25 grams of the sample is left. What is the half-life of the nuclide sample? 60 hours 30 hours 40 hours 20 hours - - - > I think 20?

What is the symbolic formula for acetocholine?

How many hydrogen atoms are present in a hydrocarbon chain of five carbon atoms with two double bonds and two single bonds? 10 6 8 12?