Physics, 21.05.2021 21:50 ballin2126
135g of an unknown substance gains 9133 J of heat as it is heated from 25⁰C to 100⁰C. Using the chart below, determine the identity of the unknown substance.
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Air flows upward in the wick of a lantern because of the liquid property called
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Physics, 21.06.2019 21:20
Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market
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How many molecules are present in 3 mols of silicon dioxide (sio2)?
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Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
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135g of an unknown substance gains 9133 J of heat as it is heated from 25⁰C to 100⁰C. Using the char...
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