What is the approximate energy of a photon having a frequency of 4 * 107 hz? (h = 6.6 * 10-34 j. s) ?

What is the name of the fluid outside the thlyakoids in chloroplasts?

8. How many liters of oxygen gas will be produced by the decomposition of 100.0 grams of sodium nitrate? (Note: 1 mole of any gas at STP will have a vol = 22.4 liters.) 2 NaNO3 → 2NaNO2 + O2

Can a liquid be measured in millimeters and kilometers

Why is the Pauli exclusion principal an important key into understanding the periodic table

Mass will increase as ... gravity decreases gravity increases number of particles increases Number of particles decreases

A graduated cylinder is filled to the 40.00-mL mark with a mineral oil. The masses of the cylinder before and after the addition of the mineral oil are 124.966 g and 159.446 g, respectively. In a separate experiment, a metal ball bearing of mass 18.

Which element in Group 15 has the greatest metallic character? 1) N 2) P 3) Sb 4) Bi

Choose the statement below that is TRUE. A solution will form between two substances if solute-solvent interactions are of comparable strength to the solute-solute and solvent-solvent interactions.

When liquid silver nitrate and liquid sodium chloride are combined, solid silver chloride forms along with a new liquid, sodium nitrate. Witch substance represents the precipitate? Silver nitrate silver chloride sodium chloride sodium nitrate

The summer season at Arica and Rio de Janeiro Occurs from approximately