Which list includes elements with the most similar chemical properties?

A) Br, Ga, Hg

B) Cr, Pb, Xe

C) O, S, Se

D) N, O, F

which tool was mostly likely used in a procedure if the lab report shows that approximately 300 ml of water was used

T is possible to produce a perfect crystalline solid that does not contain any vacancies?

How many dL in 1,000 mL

Enny places a strip of pH paper into a solution. When she removes the pH paper, it has turned yellow-green. What should Jenny do next to determine the pH of her solution?

Which of these ions lay within the nucleus of the atom

Select all that apply to diffusion. A solid cannot diffuse in to another solid. Solids can diffuse in liquids. Liquids can diffuse in liquids. It is the process of intermingling atoms from one substance into another.

We are all familiar with the general principles of operation of an internal combustion engine: the combustion of fuel drives out the piston.

A first order reaction has a rate constant of 0.816 at 25 oC. Given that the activation energy is 22.7 kJ/mol, calculate the rate constant at 34 oC. (enter answer to 3 decimal places)

Part b select the ester that is formed when propanoic acid reacts with isopropyl alcohol in the presence of heat and an acid catalyst.

Do metals form anions or cations