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Chemistry, 22.06.2019 09:00
What is the percentage composition of carbon in the compound ch4
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Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table
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Can someone me with 3 and 4 plz. this is for masteries test.
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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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The standard enthalpy of reaction, ∆H° at 25 C ° NH3(g) + HCl(g) → NH4Cl(s) is ‑175.9 kJ mol-1. Dete...
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