Which statements describe abiotic factors in an environment?

What elements valence electrons are located in 4s2 4p3 a. v b. as c. c d. nb

Water is one of the end products of aerobic respiration. what is the source of the oxygen atom used in formation of the water?

When the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of and. in a certain experiment, 20.00 g iron metal was reacted with 11.53 g oxygen gas. after the experiment, the iron was totally consumed, and 3.

An individual suffering from high cholesterol level in her blood has 242 mg of cholesterol per 100 ml of blood. if the total blood volume of the individual is 5.2 l how many grams of total blood does the individual's body contain?

Which of the following describes the genotype and phenotype of parents whose child will definitely have a recessive trait? A. Both parents are homozygous for the recessive allele and have the trait. B.

Determine the name of the compound Li2O

Complete the reactions to show how butanoic acid may be converted to phenyl propyl ketone.

As a sample of the radioactive isotope 131I decays, its half-life (1) decreases (2) increases (3) remains the same

How many Joules of energy are required to change 10.0 gram of ice at - 2.0 C to water at 20.0 C? (use your constants) 440 J 66,000 J 880 4220 J

Why are Van der Waals forces important? A) They determine how strong dipole moments will be in polar covalent molecules B) They are the strongest type of intermolecular force that can act on polar and non-polar molecules C) They are primary