The molar masso stronie) is 87.625 mol Calculate the number of atoms in a 67.5 mg sample of Sr. Write your answer in soncc notation using three sign icontres atoms SI 430 - 1020 4.30x10 /20​

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2