If you have 7 boxes to be moved, the same amount of work is done whether 5 men do the work or 1 person does it. TrueFalse

5 adjectives for metal

To squeeze a gas into a smaller space

A solution of a compound with a known extinction coefficient of 23,100 M-1cm-1 has an absorbance of 0.735 in a 1.30cm path length, what is the concentration of the solution

Why does water conduct electricity but only very poorly

A sample of an ideal gas at 1.00 atm and a volume of 1.82 L was placed in a weighted balloon and dropped into the ocean. As the sample descended, the water pressure compressed the balloon and reduced its volume. When the pressure had increased to 15.

The masses of reactants is always greater than the masses of the products in a chemical reaction, because the products are combined together. TRUE FALSE

Which is a characteristic of a solution1. its particles scatter light2. ita particles are evenly distributed 3. its particles settle out 4. it has large suspended particles

Why might the increase of noise in natural areas be a problem, according to scientists studying wildlife? Support your answer with at least two details from the text.

What changes nitrogen gas in the air to nitrogen compounds that fall to the ground

How much time does it take a person to walk 12 km north at a velocity of 6.5 km/h