a rope breaks when the tension reaches 305N what is the largest largest mass it can swing at 14.2m/s in a circle of radius 0.425m? (unit=kg)

Energy Levels of an atom. Explain.

How do you correctly read a graduated cylinder

A chemist wade out 5.96 grams of barium calculate the number of moles of barium she weighed out

When one substance changes into one or more new substances, it has exhibited a?

Imagine a 10 kg block moving with a velocity of 20/ms to the left calculate the kinetic energy of this block

Which one is the odd one and why? - type A blood -type A antibodies -AO genotype -A antigen

What is the expected lifespan of a nuclear reactor?

Shawn wants to buy a pair of gloves online. She needs to know the length of her hand in order to choose the correct size. Which Sl unit would be most appropriate for describing the length of her hand? A. Kilograms B. Milliliters C. Kilometers D.

Knowing the reactions between hydrogen gas and oxygen gas to form water is exothermic which would you say is greater: the average bond energies for hydrogen and oxygen or the bond energies for water? Explain.

Why would a C-O bond have only provide 358 kJ/mol each while C=O provides 799 kJ/mol? Explain in detail.