Given that an electromagnetic wave is generated by an oscillating electron, how are the frequency of the wave and the oscillation frequency of the electron related?

a gas measured a volume of 100 ml under pressure of 740mmhg what would thr volume be under a pressure of 780mmhg with constant tempature

A calorimeter contains 100 g of water at 39.8 ºC. A 8.23 g object at 50 ºC is placed inside the calorimeter. When equilibrium has been reached, the new temperature of the water and metal object is 40 ºC. What type of metal is the object made from?

Why is a piece of apple rotting a chemical change

What is the best explanation for the observation that h2o is a liquid at room temperature and h2s is a gas at room temperature? quizlit?

A cubic piece of metal measures 6.00 cm on each edge. If the metal is nickel, whose density is 8.90 g/cm3, what is the mass of the cube?

If an amino acid contained a hydrocarbon (a group of multiple carbons and hydrogens linked together) as its side group, in which of the following categories could it be appropriately designated? A) hydrophilicB) polar C) nonpolarD) basicE) acidic

Which atom can bond with each other to form chains, rings or networks? (1) carbon atoms (2) hydrogen atoms (3) oxygen atoms (4) nitrogen atoms

How many electrons in an atom can have each of the following quantum number or sublevel designations? (a) 4p (b) n = 3, l = 1, m1 = + 1 (c) n = 5, l = 3

The ksp of copper (ii) carbonate, cuco3, is 1.4 * 10-10. calculate the solubility of this compound in g/l.

A 1.0857 gram pure sample of a compound containing only carbon, hydrogen, and oxygen was burned in excess oxygen gas. 2.190 g of carbon dioxide and 0.930g of water were produced. Find the empirical formula of the compound.