What is the mass of 1.867 moles of the element

chlorine

Determine the total number of atoms in 1.0 mol of CO2

Which of the postulates of Dalton's atomic theory explains why we can calculate a theoratical yield for a chemical reaction?

What should you do if an experiment does not support your hypothesis?

How many moles of steric acid are contained in 0.25 ml of a hexane solution containing 5.4 x 10^-4 g stearic acid/l?

Magnesium has three naturally occurring isotopes (Mg-24, Mg-25, and Mg-26). The atomic mass and natural abundance of Mg-24 are 23.9850amu and 79 %, respectively. The atomic mass and natural abundance of Mg-25 are 24.9858amu and 10 %, respectively.

4Cr (s) + 3O2 (g) = Cr2O3 (s) Find the theoretical yield in moles and grams

Which isotope is used to date ancient artifacts such as fossils?

Bromine + calcium iodide  calcium bromide + iodine

Why do metals tend to lose electrons to form positive ions? A) They hold on tightly to electrons. B) A metals atom loses its few valence electrons to form a full octet.

2. To what volume will you have to dilute 20.0 ml of a 8 M HCl solution to make a 0.35 M HCI solution?