What ion will be formed by the selenium atom shown below when it has a stable set of valence electrons? Selenium atom A. Se6 + B. Se2 + C. Se6 - D. Se2-

if 3.56 moles of HCI reacts with excess Mg (OH) 2. how many miles of mgcl2 will be produced, and how many moles of h2o are produced?

What is the difference between the equation for torque and the equation for work?

If 8.81 g of CuNO3 is dissolved in water to make a 0.800 M solution, what is the volume of the solution?

Identify each of the following reactions as balanced or unbalanced. CH4 + 2O2 → CO2 + 2H2O: CaCl2 + 2AgNO3 → Ca (NO3) 2 + 2AgCl: 3Fe3O4 + 4Al → 9Fe + 4Al2O3:

Did dinosaurs and humans ever exist at the same time?

what combination will result in a acidic solution? a reaction of strong acid and strong base b reaction of strong acid and weak base c a reaction of weak acid and strong base d reaction of weak acid and weak base

How many moles of sucrose (C12 H12 O11) would be in 7.1 liters of a 0.93 molarity solution of sucrose?

If the temperature is constant what change in volume would cause the pressure of an enclosed gas to increase by a factor of 4

For the reaction of carbon with carbon dioxide to make carbon monoxide, one set of conditions produced a Kc = 1.2 * 10-1. At equilibrium at a certain temperature, the concentration of product was 0.60 M.

Water is a colorless and odorless liquid. It can exist in solid, liquid, and gas states. It boils at 100 degrees C and melts at 0 degrees C. Which option best describes this information? A. These are the physical properties of water. B.