What is the net charge of an ion that has 8 protons, 9 neutrons, and 10 electrons

What is the pressure in a 5.00 L tank with 4.75 moles of oxygen at 39.3 degrees Celsius

True or false : A glacier can only form in an area where more snown falls than melts

A certain half-reaction has a standard reduction potential E0red = + 0.13V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 1.10V of electrical power.

Consider hitting a golf ball with a golf club. If we call the force applied to the ball by the club the action force, identify the reaction force. A. the centrifugal force in the swing B. the force applied to the club by the hands C.

At standard temperature and pressure (0 ∘C and 1.00 atm), 1.00 mol of an ideal gas occupies a volume of 22.4 L. What volume would the same amount of gas occupy at the same pressure and 55 ∘C?

Molar mass is measured in units of A. amu. B. milliliters. C. milligrams. D. grams/mole.

A compoundwhose water solution conducts electricity and turns phenolphthalein pink is? A. CH3OH B. HC2H3O2 C. HCl D. NaOH

The specific gravity of an object is 14.5. The object displaces 4 mL of water. What is its mass

Select the correct electron configuration for Vanadium. (Atomic Number 23) 1s 2 2s 6 2p 3 3s 2 3p 4 4s 2 3d 5 1s 2 2s 2 2p 6 3s 2 3p 8 4s 2 3d 1 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 3 1s 2 2s 2 2p 5 3s 2 3p 7 4s 1 3d 4

Need a correct answer fast How many moles of solute are contained in a 500.0 milliliter solution that has a concentration of 0.35 M?