A container of gas is heated from 250 k to 303k. What is the new pressure if the initial pressure is 880kpa? (Assume constant volume)

Which of these periods contain elements with electrons in s, p, d, and forbitals? A periods 1-3 B. periods 1-4 C. periods 3-5 D. periods 6-7

If an atom has 3 energy levels, how many sublevels should it have

Water can be found in many forms: Tap water, spring water, sparkling water, sea water, distilled water, flavoured water, etc. Only ONE of these forms is not a mixture. Identify this form and explain your answer.

What is the total number of moles of H2SO4 needed to prepare 5.0 liters of a 2.0 M solution of H2SO4

1. Identify each of the following changes as endothermic, exothermic, or not possible to tell. The matter to keep in perspective is in italics in each case. Explain your decision in each case.

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda