A stock solution of magnesium chloride has a concentration of 120 mgmL. How many milliliters of the stock solution are required to prepare 1.5 L of 25 mgmL solution

Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

Select all that apply. a beta particle: is electromagnetic energy is an electron has zero charge is emitted from the nucleus has a +2 charge has a -1 charge

No copying 15 pts how does a free-body diagram tell you about the net force on an object?