Which has more heat energy, an iceburg or a cup of boiling water. explain

During chemistry lab, Mrs. Black's students placed an antacid tablet in a zip lock bag. They recorded the mass of the tablet in the bag. Then they carefully added 50 grams of water and quickly sealed the bag.

Based on your answer in Part B, how many electrons are in this amount of 13C? Express your answer numerically in electrons.

Which is the correct order of increasing standard molar entropy for the noble gases? He ≤ Ne ≤ Kr ≤ Ar He ≤ Ne ≤ Ar ≤ Kr Ne ≤ He ≤ Ar ≤ Kr Kr ≤ Ar ≤ Ne ≤ He

Carbonyl compounds can be protonated on the carbonyl oxygen. Protonation of the carbonyl oxygen gives a species whose positive charge is delocalized by resonance.

1. HNO3 will dissociate into: ions with a charge, and, ions with a charge

Explain why the radius of an atom cannot be measured directly. (6.3)

Which measurement represents the largest volume? question 7 options: 4.6 l 4.6 * 10-3 l 46 cl 460 ml all represent the same volume?

Which statement explains how the bands in the crystal of a metal are like atomic orbitals? They both have localized electrons that orbit specific atoms. They both involve ionization of some atoms so bonding can occur.

In a system for separating gases a tank containing a mixture of hydrogen and carbon dioxide is connected to a much larger tank where the pressure is kept very low.

What formation is favored by the addition of heat.