1. a geneticist is studying the karyotype of a person with a normal number of chromosomes. which of the
following would be the correct chromosome configuration?
a. 22 pairs of autosomes and one pair of sex chromosomes
b. 22 autosomes and 1 sex chromosome
c. 22 pairs of alleles and one pair of sex chromosomes
d. 46 pairs of autosomes and one pair of sex chromosomes
e. 46 pairs of alleles and one pair of sex chromosomes

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.

Substance a is a nonpolar liquid and has only dispersion forces among its constituent particles. substance b is also a nonpolar liquid and has about the same magnitude of dispersion forces among its constituent particles. when substance a and b are combined, they spontaneously mix.

Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?