Which characteristics of visible light is responsible for its color

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What can be known about all four polymers, despite their differences? They come from living things. They share ionic carbon bonds. They are at least 100 monomers long. They are made of repeating subunits.

A sample of gas in which [h2s] = 5.25 m is heated to 1400 k in a sealed vessel. after chemical equilibrium has been achieved, what is the value of [h2s]? assume no h2 or s2 was present in the original sample.

A/1 * B/C = D You discover a chemical reaction that produces 2 moles of valuable propane for every 7 moles of carbon supplied. Essentially, this is an exchange rate of 2 moles of propane for every 7 moles of carbon. If you have 1.

What is evidence? A. a type of package B. Date that support a hypothesis C. A claim made by a product D. An expert on a topic

1.4 Explain why it is important to support individuals to challenge information about services that may present a barrier to participation

Which describes energy changes during nuclear fission? A very large amount of energy is produced from a tremendous mass. EEUU A very large amount of energy is produced from a very small mass. G .

A 0.75mol calcium carbonate (CaCO3) pellet has what mass?

The pH of the acid in the stomach is 2. When a person has heartburn, the acid in their stomach is coming up the esophagus (lower throat) and burning the lining of the esophagus. Why would a person take an Alka Seltzer tablet for heartburn?

Calculate the photon energy (in joules) for the light emitted from the hydrogen atom if ninitial = 4 and nfinal = 2.