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If the temperature changes in a chemical reaction, What has occurred?

A. There was no energy transfer.

B. Energy was transferred

C. Energy was destroyed

D. Energy was created

How many atoms are in 45.6 g gold, Au

What is the symbol for the magnesium ion that forms when magnesium metal reacts with sulfur, s?

Identify the atom whose nucleus is composed of 56 protons and 82 neutrons

Which change would increase the pressure exerted by a gas?

Environmental science is the study of

Carbon monoxide reacts with oxygen to form carbon dioxide. 2 CO (g) + O2 (g) → 2C02 (8) In a 1.00 L flask, 3.40 atm of CO reacts with 2.60 atm of O2. Assuming that the temperature remains constant, what is the final pressure in the flask? 4.30 atm 2.

The nerves that Branch out from the spinal cord and connect to the body

The term southern oscillation most nearly refers to

Which kelvin temperature is equivalent to 20°C

When a piece of magnesium metal is added to hydrochloric acid, what gas is produced?