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A sample of 0.0020 mole

A sample of 0.0020 mole of HCl is sissolved in water t omake a 2000ml solution. Calculate the molarity of the HCl solution, the
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2. asked by Susie
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a 6.0 mole sample of Ca3(PO4)2 and a 12.0 mole sample of SiO2 react in an evacuated vessel. after one of the reactants is fully
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2. asked by Allison
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A sample of nitrogen containing 1.5x10^23 molecules has the same number of molecules as a sample containingA. 1.0 mole of H2 B.
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2. asked by Brandi
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A sample of nitrogen containing 1.5x10^23 molecules has the same number of molecules as a sample containingA. 1.0 mole of H2 B.
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2. asked by Brandi
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If the solution in #3 (1.54x10^-4) was prepared by mixing 1.000 mL of 0.0020 M Fe3+ and 9.000 mL of 0.0020 M SCN- (for a final
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2. asked by K
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Calculate pCd2 at each of the following points in the titration of 55.00 mL of 0.0020 M Cd2 with 0.0020 M EDTA in the presence
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2. asked by achut
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nitric acid is composed of HNO3 molecule.A sample of 4.50 g was obtained. calculate the number of oxygen atom in the sample.this
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2. asked by sweet sour
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which will become a buffer in 1L of H2O?a) 0.3 mole KOH & 0.3 mole HBr b) 0.5 mole NH3 & 0.5 mole HCl c) 0.2 mole NaCl & 0.3
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2. asked by Zac
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Some mole problems!Which quantity of neon may be represented by the symbol Ne? A) 1 gram B) 4 liters C) 6 x 1023 atoms D) 2
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2. asked by Jenny
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a sample of ammonium phosphate (NH4)3PO4 contains 3.18 mole of H atoms. number of mole of o atoms in the sample is:
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2. asked by veer
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