Jamal was riding his bike home at a speed of 12 mph. On his trip out, he had travled. 8 miles away from his house. He has been travleing for a half hour at this speed

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What happens to the volume of a sugar solution as more sugar is dissolved in it?

Chromium-52 is the most abundant isotope of chromium. How many neutrons does one atom of this isotope have?

What is the mass of one mole of aluminum. (Show work)

5.0 mg of radioactive nobelium-253 was removed from the reactor to be used in an experiment. It took 291 seconds (just under 5 minutes) to get the sample from the reactor to the laboratory.

G oil of wintergreen, c8h8o3 is prepared when methanol, ch3oh, is reacted with salicylic acid, c7h6o3. what is the percent yield of a reaction in which 15.3 g of oil of wintergreen is collected after 16.

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Mineral oil can be used in place of mercury in manometers when small pressure changes are to be measured. What is the pressure of an oxygen sample in mm of mineral oil if its pressure is 28.5 mm Hg? (d of mineral oil = 0.88 g/mL; d of Hg = 13.

To identify an unfamiliar organism, you could use a field guide and an

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