What structural formula represents 4 electrons shared between two atoms

A. 0=0

B. S8

C. P4

D. N=N

Describe what happens when you take a antacid

The temperature of a sample of liquid water changes from 50°C to 30°C. Which statement best explains the chang happen at the molecular level? The molecules move more quickly and their average kinetic energy increases.

When you light a fire place what energy transformation takes place

Water exhibits high levels of cohesion due to the polarity of the molecule (positively and negatively charged sides). given this information, which type of bond is responsible for water's cohesion and which atoms interact to form this bond?

Which issue poses the greatest long-term challenge in the development of new nuclear power plants? [A] controlling carbon dioxide emissions [B] storage of radioactive waste [C] controlling fission reactions [D] mining of uranium

Nitrogen molecules rest with oxygen molecules. Nitrogen monoxide molecules are made. N2 + O2 → 2NO Nitrogen molecules and oxygen molecules react extremely slowly, even at 200°C.

What is the name of an object containing both elements #29 and 30 with element #30 in the center surrounded by element #29?

Check every statement about the use of energy by living things that is true. Plants perform chemical reactions that require energy. Animals can use energy from the sun to produce their own food. Plants receive their energy from water in the soil.

Type of bond between na+1 ion and Cl-1 ion is ion

Does a liquid release energy or absorb energy when it changes into a gas? into a solid?