For the reaction: h2nnh2 (aq) + h2o (l) ⇌ h2nnh3 + (aq) + oh - (aq) determine the conjugate base of the acid?

What is the formula for Tetracarbon Decachloride?

Which of the following statements is false? Check all that apply. a. The volume occupied by a gas is determined by the volume of its container. b. Because liquid water and liquid carbon tetrachloride do not mix, neither do their vapors. c.

How does a trigonal pyramid differ from a tetrahedron so far as molecular geometry is concerned? Bond angles in the tetrahedral molecule are 120°, while those for trigonal pyramid are 109.5° A trigonal pyramid is a tetrahedron with two vacant vertex.

Butter is melted in a pan. Which of the following is true about the change? A. It is a physical change that releases energy B. It is a chemical change that absorbs energy C. It is a physiscal change that absorbs energy D.

Select all the items on the following list that are ions. cu po4-3 hco3- al+3 hg2+2 na2co3 fe zn

You just calculated that the heat of fusion for chloromethane is 6400 J/mol. The heat of fusion for hydrogen is 120 J/mol. Which of the following account for this difference? a. Hydrogen has stronger intermolecular forces than chloromethane. b.

Magnesium burns with a very bright light. When the flame goes out, a White powder is left behind. what is the word equation for this reaction.

Identify the types of intermolecular forces found for each of the liquids and relate these to the shape of the drop as seen from the side. Include the terms cohesive and adhesive forces properly in your explanations.

Which type of experiment follows ethical standards?

What kind of change occurs when a compound is separated into its components?