Determine the mass of copper that has the same number of atoms as there are in 6.95 mg of potassium. Answer in units of mg.

Which receptors are responsible for the production of saliva?

The three states of matter

Predict whether a gold ring would be a good conductor of electricity. What kind of bonds does gold have. How do these bonds explain gold's properties

What occurs when plants make sugars for food

When Jane drives to work, she always places her purse on the passengers seat. by the time she gets to work, her purse has fallen on the floor in front of the passenger's seat. One day, she asks you to explain why this happens in term of physics.

Restate Newtons first law in terms of acceleration

Why is burning is not a recommended method of disposing plastics

Why do cells have a plasma membrane? A. to separate protein from the nucleus B. to distinguish plants from animals C. to define the size of the cell D. to separate the inside of the cell from its enviroment

Base on its molecular mass, what is the molar mass of iron

For the following reaction in aqueous solution, identify all those species that will be spectator ions. Select all that apply. Na, SO4+Hg (NO3) 2HSO4+2NaNO3 Choose one or more: A. Hg2S04 B. Na2S04 C. Nat D. NO3 E. SO42- F. Hg2 (NO3) 2 G. NaNO3 H.