I. Carefully read each problem and solve for what is required. Write your computations on the spaces provided. Show your complete solution. (Refer to your periodic table for the atomic masses.)
A packet of an artificial sweetener contains saccharin, C7H5NO3S. What is the percentage composition of C7H5NO3S in an artificial sweetener?
Quartz, SiO2, is the most abundant mineral found at Earth’s surface and its unique properties make it one of the most useful natural substances. Quartz is a chemical compound consisting of one part silicon and two parts oxygen, what is its percentage composition?
Caffeine (C8H10N4O2), is a stimulant found in coffee, tea, colas and energy drinks. It is used to restore mental alertness or wakefulness during fatigue or drowsiness. Caffeine is also found in some headache and migraine medications. Solve for its percent composition.
A packet of an artificial sweetener contains saccharin, C7H5NO3S. What is the percentage composition of C7H5NO3S in an artificial sweetener?
Quartz, SiO2, is the most abundant mineral found at Earth’s surface and its unique properties make it one of the most useful natural substances. Quartz is a chemical compound consisting of one part silicon and two parts oxygen, what is its percentage composition?
Caffeine (C8H10N4O2), is a stimulant found in coffee, tea, colas and energy drinks. It is used to restore mental alertness or wakefulness during fatigue or drowsiness. Caffeine is also found in some headache and migraine medications. Solve for its percent composition.
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