When water droplets become large enough in a cloud they become

A sample of hydrogen gas has a volume of 10.0 liters at 95.0 kPa and 298 K. If temperature remains constant, what is the volume of the sample at 101.3kPa

Which statement describes a change that occurs during a chemical reaction? A. Atoms in the original substances are arranged in a different way to make new substances. B.

Candidates do not always need a majority of votes to win an election

If the chemical properties of a substance have not changed, has a chemical reaction occurred

Why did you want the metals to be clean or polish before you tested them for electrical conductivity

What is the mass number of an ion with 107 electrons, 157 neutrons, and a 1 charge?

Which of the following is true about compounds

According to the chart, which substance has the lowest OH' concentration? A) urine lemon juice tomato juice D) black coffee

23 Which term identifies the half-reaction that occurs at the anode of an operating electrochemical cell? (1) oxidation (3) neutralization (2) reduction (4) transmutation

Which of the following is true? A) Gas atoms subjected to electricity emit bright lines of light. B) Gas atoms absorb white and emit a continuous spectrum of light. C) Gas atoms under high pressure emit dark lines against a continuous spectrum.