what is the mole ratio of c3h8 to carbon dioxide in the following equation?
c3h8 + 5o2 arrow...
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Chemistry, 22.06.2019 11:40
Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.
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Chemistry, 22.06.2019 22:30
Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.
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Chemistry, 23.06.2019 12:30
All chemicals, even safe chemicals, such as sodium chloride( table salt), are toxic if exposure is high enough. (true or false)
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Chemistry, 23.06.2019 15:40
Twenty-seven milliliters of an acid with an unknown concentration are titrated with a base that has a concentration of 0.55 m. the indicator changed color when 12.5 milliliters of base were added. what is the concentration of the unknown acid?
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