For each growth rate below, use the rule of 70 to calculate how long it will take incomes to double. instructions: round your answers to one decimal place. years for incomes to double a. 2.1 percent b. 3.9 percent c. 5.6 percent d. 7.1 percent e. 8.2 percent

25

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if im undersanding the question correctly, its organized from 10

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the answer is: d) o, f, and kr.

atomic radius of bromine (br) is 114 pm.

atomic radius of oxygen (o) is 73 pm.

atomic radius of fluorine (f) is 72 pm.

atomic radius of krypron (kr) is 112 pm.

the atomic radius of a chemical element is a measure of the size of its atom.

the atomic radius varies with increasing atomic number, but usually increases because of increasing of number of electrons.

the atomic radius decreases across the periods because an increasing number of protons, because greater attraction between the protons and electrons.

191 students play sports and ninety-seven 10th graders were surveyed.

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