Acopper coin is placed so it touches a brass coin. the temperature of the copper coin is 100 degrees celsius. the temperature of the brass coin is 50 degrees celsius. predict how heat will flow in this situation.

Which of the following is not a main characteristic that scientists focus on when determining which kingdom an organism belongs to

What is involved in redox reactions

Hemoglobin is the compound in red blood cells that carries oxygen to the body. the distribution of hemoglobin in women in g/dl of blood is approximately normally distributed with mean 14 and standard deviation 1. too little hemoglobin, and you're anemic. 2. too much, and (unless you live at high altitudes), you can have other problems.