QUESTION 1 A substance has an empirical formula of C3H4 and a molecular weight of 200 g/mol. Determine the molecular for

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Question 1 A Substance Has An Empirical Formula Of C3h4 And A Molecular Weight Of 200 G Mol Determine The Molecular For 1 (42.31 KiB) Viewed 27 times

QUESTION 1 A substance has an empirical formula of C3H4 and a molecular weight of 200 g/mol. Determine the molecular formula for this substance. QUESTION 2 A titration was performed using 28.5 mL of a 0.534 M solution of KOH using a 0.642 M solution of H₂SO4. Calculate the volume (in mL) of the sulfuric acid solution needed to reach equivalence point. The chemical equation for the titration is shown below. Give your answer to the proper number of significant figures and do not include units. 2KOH(aq) + H₂SO4(aq)-> K₂SO4(aq) + 2 H2₂00) QUESTION 3 Identify the following as a strong acid, weak acid, strong base or weak base in aqueous solution. ✓CH3NH₂ A, weak acid B. strong acid HC104 C. strong base ✓H₂C2O4 KOH D. weak base QUESTION 4 When 73.6 grams of C4H10 react with sufficient oxygen, determine the mass of CO2 produced. (Give your answer to the proper number of significant figures and do not include units.) 2 C4H10 13 028 CO2 10 H20 4 points 5 points 4 points 6 points