If the mass of a material is 109 grams and the volume of the material is 13 cm3, what would the density of the material be?

Danielle has blonde hair. her mother has blonde hair and her father has brown hair. which explains how danielle inherited her hair color? she inherited a chromosome that carry alleles for hair color from someone other than her mother and father. she inherited a chromosome that carries an allele for hair color from only her father. she inherited a chromosome that carries an allele for hair color from only her mother. she inherited a chromosome that carries an allele for hair color from each parent.

How long does it take neptune to orbit the sun?

Can someone me? i need to have this done as soon as possible! i'm putting 20 points on this!