In a nuclear reaction, which of the following must be conserved?

A. energy

B. mass

C. charge

D. the number of electrons

List down the types of intermolecular forces that exist between molecules (or basic units) in the species given below: (a) benzene (C6H6), (b) CH3Cl, (c) PF3, (d) NaCl, (e) CS2

What happens to the rate if the concentration is tripled

Copper has a density of 8.9 g cm3. if you have 90 g of copper how much volume is your occupying?

Mendeleev's table, which shows elements' properties following a pattern that repeats every seven elements, is called the

A bond formed when atoms transfer elentron is a bond

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.