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H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?
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Arecipe calls for 1.2 cups of oil. how many liters of oil is this?
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The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
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Chemistry, 22.06.2019 17:40
Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.
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