Give the chemical symbol of an element in the third period (row) of the periodic table with three valence electrons. Express your answer as a chemical symbol

Which atom has the electron configuration 1s22s22p63s23p63d74s2

What are some of the solutes in low-fat chocolate milk?

Toluene, c6h5ch3, is a liquid compound similar to benzene, c6h6. it is the starting material for other substances, including trinitrotoluene (tnt). find the molality of toluene in a solution that contains 35.6 g of toluene and 125 g of benzene.

Your teacher gives you a concentrated solution of 12M nitric acid. Since that concentration is too high for your purposes, you dilute it to 128mL of 2.5M. How much of the initial nitric acid do you need to make the final solution for your lab?

3.200 x 109 has how many sig figs?

Which element in period 2 has the most mass

Identify what a bomb calorimeter measures. identify what a bomb calorimeter measures. measures δh for reduction solutions measures δe for combustion reactions measures δh for aqueous solutions measures δt for aqueous solutions measures δe for

Is a chemical reaction when put salt into fizzy drinks and why

The continents of earth were clutered to gether in formation that a scientist named what

Looking at the heating curves for water (H2O) and ethyl alcohol (C2H5OH), formulate an explanation for the difference in heats of vaporization (2260 J/g for water and 854 J/g for ethyl alcohol).