Which is the electron configuration for lithium?

1s2

2s3

What is the molarity of 62grams of ammonium in 5liters of water?

Electrons are located at fixed distances from the nucleus called

If I have an unknown quantity of gas at a pressure of 5.0 atm, a volume of 17 liters, and a temperature of 45°C, how many moles of gas do I have?

If a solution contains 3.00 moles of NaCl in 8.00 liters of water, what is the molarity?

Which physical property can be measured? color density odor shape

What is part of an experiment that is not being tested and is used for comparison

Is hydrogen sulfide a heterogeneous mixture solution compound or element?

Explain why people who like to stay cool on a hot summer day prefer to wear white clothing?

Which of these is a chemical property? A. Mercury is a dense liquid. B. Iodine vapor has a purple color. C. Aluminum is a very conductive metal. D. Ice melts at 0°C. E. Iron rusts in wet weather.

Which of the following is not true about the importance of the carbon cycle to living things? a. Plants use carbon dioxide to make energy. b. Carbon is the second most abundant molecule in organisms. c.