22 days converted into how many seconds?

Calculate the pOH of a solution that contains 3.9 x 10-5 M H3O + at 25°C. a. 4.41 b. 9.59 c. 8.59 d. 0.59 e. 5.41

Use VSEPR to predict the geometry (including bond angles) about each interior atom of methyl azide (CH3N3), and make a sketch of the molecule. Would you expect the bond angle between the two interior nitrogen atoms to be the same or different

Which type of radiation detector produces bright flashes of light when exposed to radiaton

An unknown radioactive substance has a half-life of 3.20hours. If 46.2g of the substance is currently present, what mass A0 was present 8.00 hours ago? Express your answer with the appropriate units. Americium-241 is used in some smoke detectors.

All organisms use oxidation-reduction reactions to harness energy, and this newly harvested energy is used to produce atp. oxidation is defined as the loss of electrons. reduction is the gain of electrons.

How many moles of al2o3 are formed when 0.78 mol o2 reacts with aluminum?

The dissociation of a weak electrolyte is suppressed when

There are seven major levels of classification. Kingdom and Phylum are just two of the levels. Which of the following are also major levels of classification? Choose all answers that are correct. A. Class B. Order C. Family D. Level

An experiment with high validity is

What is the smallest part of a tree that can do all the things needed for life?