So, 2(NH4)2SO4 61,0 Um sulphate. (C...
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So, 2(NH4)2SO4 61,0 Um sulphate. (Cu 63.5) )2SO4.6H2O oxide corresponding to 19.89% of st And to contain 27.03% water of C 40 148. protein? of lysine ysine was found to be 365 mg pe analysis. The amino acid presen A drug. marijuana owes its activity to tetrahydrocannabinol, which contains atoms as hydrogen atoms and 15 times as many hydrogen atoms as oxyg in a gram of tetrahydrocannabinol is 0.00318. Determine its molecular form (A) CH402 (B) C21H3002 (C) C15H3002 esponding to 19 gge (D) "g er 10 4. 00. 000 149. (B) (D) l artis mass. En crystallization. by mass. Upon Starting mass. Find the empiric How many milliliters (at 0°C and 1 atm) of hydrogen sulphide completely from 100 ml of a solution containing 2.69 (A) 448 (B) 4.48 Cuso, (NH), SO Cuso (NH), SO, 8H, 10H, ains 70 percent as many carbon Oxygen atoms. The number of moles Сн

JEE/Engineering Exams
Chemistry
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Let ( m ) assume mo. of Oxygen Atoms be ( x ). then no of thydriogen atoms be ( 15 x ) Now ( perp g=0.00318 mathrm{mol} ) [ begin{array}{l} Rightarrow quad perp operatorname{mot}_{0}=frac{1}{0.00318} g Rightarrow 1 text { mole }=314.465 end{array} ] So, mole cular formule ( =C_{21} mathrm{H}_{30} mathrm{O}_{2} ) Option ( -B )
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