What is the percent mass/volume and molarity of sodium chloride solution, if 2.0grams of salt is collected by evaporating from 30.0ml of sodium chloride solution?

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent

Why are people not able to skip a dive to the deepest part of the ocean