Determine the number of HC=CH, monomeric units in one molecule of polyethylene with a molar

mass of 13,500 g.

_units?

What were the seven different colors from newtons experiment

copper has a density of 8.92 g/cm^3. a sample of copper occupies a volume of 25.8 mL. what is the mass of this sample of copper in milligrams?

Absorption lines from a distant object are shifted toward the red end of the spectrum when compared to a stationary lab spectrum. This distant object must be ...

How can u describes a true solution?

What is the density of hydrogen sulfide (h2s) ?

A certain radioactive element has a half-life of one hour. if you start with 1.0 gram of the element at noon, how much of the radioactive element will be left at 2 p. m.? 0.50 grams 0.25 grams 0.125 grams 0.0 grams

Name two bases which react with dillute sulfuric acid to give zinc sulfate

What is the correct name for the compound nh4clo4?

What is the molality of a solution when 1.2 moles MgCl2 is stirred in 1000 grams of water?

How many elements are in one molecule of Methane? How many elements are in one molecule of Ammonia? How many elements are in one molecule of Vinyl Alcohol? How many elements are in one molecule of Ethylene?