1. Quinine is a bitter compound that comes from the bark of the cinchona tree. Quinine was originally developed as a medicine to fight malaria. For the purpose of computation, determine the empirical formula and molecular formula of the said compound when a 0.487g was combusted and found to produce 0.3002 mol CO2, 0.181 mol H2O and 0.0015 mol nitrogen.2. Thorium-234 decays into half every 25 days. How much is left of a 438g at the end of 6 fortnights.3. A substance X initially weighs 56 grams. After 6 minutes, it was observed that it’s mass decreased by 12 grams. What is its half-life in hours? Quinine is a bitter compound that comes from the bark of the cinchona tree.Quinine was originally developed as a medicine to fight malaria. For the purposeof computation, determine the empirical formula and molecular formula of thesaid compound when a 0.487g was combusted and found to produce 0.3002mol CO2, 0.181 mol H2O and 0.0015 mol nitrogen. *Your answerThorium-234 decays into half every 25 days. How much is left of a 438g at theend of 6 fortnights. *Your answerA substance X initially weighs 56 grams. After 6 minutes, it was observed that it'smass decreased by 12 grams. What is its half-life in hours? *Your answer

1. A general combustion reaction of quinine is ; Quinine + xO2 -------> aCO2 + bH2O + cN2…

Answered: . Quinine is a bitter compound that…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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1. Quinine is a bitter compound that comes from the bark of the cinchona tree. Quinine was originally developed as a medicine to fight malaria. For the purpose of computation, determine the empirical formula and molecular formula of the said compound when a 0.487g was combusted and found to produce 0.3002 mol CO2, 0.181 mol H2O and 0.0015 mol nitrogen.

2. Thorium-234 decays into half every 25 days. How much is left of a 438g at the end of 6 fortnights.

3. A substance X initially weighs 56 grams. After 6 minutes, it was observed that it’s mass decreased by 12 grams. What is its half-life in hours?

Quinine is a bitter compound that comes from the bark of the cinchona tree.
Quinine was originally developed as a medicine to fight malaria. For the purpose
of computation, determine the empirical formula and molecular formula of the
said compound when a 0.487g was combusted and found to produce 0.3002
mol CO2, 0.181 mol H2O and 0.0015 mol nitrogen. *
Your answer
Thorium-234 decays into half every 25 days. How much is left of a 438g at the
end of 6 fortnights. *
Your answer
A substance X initially weighs 56 grams. After 6 minutes, it was observed that it's
mass decreased by 12 grams. What is its half-life in hours? *
Your answer

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