In a phospholipid the phosphate head is? and the acid tail is

Explain the relationship between the absolute temperature of a substance and the kinetic energy of its particles.

What kind of thermochemical equation is represented below? CaO (s) + H2O (l) - > Ca (OH) 2 (s) + 65.2 kj A. Endothermic B. Exothermic C. Neutralization D. Single replacement reaction

Which of the following is a physical change? -Burning -Rusting -Freezing -Oxidation

Each nucleus of a cell contains: genes and chromosomes genes and chloroplasts chromosomes and chloroplasts chlorophyll and chloroplasts

Which is the best term to use when describing the energy of motion? chemical kinetic O potential thermal

What is the ratio of effusion rates of krypton and neon at the same temperature and pressure?

Balance the following equation _NaOH (aq) + _HNO3 (aq) > _NaNO3 (aq) + _H2O (1)

Researchers discovered a subatomic partial while working with the cathode ray tube the particle is known as

An electrochemical cell is constructed such that on one side a pure nickel electrode is in contact with a solution containing Ni2 + ions at a concentration of 2 * 10-3 M.

The lines in an element's atomic spectrum result from electron spins going in opposite directions. energy that is spread out among an atom's electrons. electrons moving from a lower to a higher energy level.