In humans, having freckles is dominant over not having freckles. Neither George nor Ruth has freckles. What percentage of their children will have freckles?

How cogeneration reduces fossil fuel?

What part of an atom is involved in a chemical reaction? A. proton B. neutron C. nucleus D. electron

The vapor pressure of a solution containing 53.6 g glycerin (c3h8o3) in 133.7 g ethanol (c2h5oh) is 113 torr at 40°c. calculate the vapor pressure of pure ethanol at 40°c assuming that glycerin is a nonvolatile, nonelectrolyte solute in ethanol.

If the temperature of a liquid increases the rate of evaporation will do what?

What are the reproductive structures of gymnosperms

Is a mixture being separated into two elements a chemical change

Which electrons are lost by an atom of iron when it forms the Fe3 + ion? A. One s orbital electron and two d orbital electrons B. Two s orbital electrons and one d orbital electron C. Three s orbital electrons D. Three d orbital electrons

What does a three letter chemical symbol mean

When 21.6 g of carbon were burned in the presence of 73.7 g of oxygen, 16.1 g of oxygen remained unreacted. What mass of carbon dioxide was produced?

How do you go from 2 mol of co2 to _ mol of c