Shawna is trying to figure out the best weight to increase her muscular strength. She has chosen a weight and can lift it two ti
mes. What should she do to get the BEST workout? A. decrease the amount of weight until she can do ten reps B. increase the amount of weight until she can do three reps C. decrease the amount of weight until she can do five reps D. increase the amount of weight until she can do one rep Please select the best answer from the choices provided. A B C D
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<h2>~<u>Solution</u> :-</h2>
- Here, to find the atomic mass of element, we must;
We know that,
- 4.6 x $ \sf{10^{22}}$ atoms of an element weigh 13.8g.
Thus,
The atoms of $ \sf{ 6.02 \times 10^{13}}$ will weigh;
- Hence, the molar mass (atomic mass) will be <u>180.6 g.</u>