4. The mass of a proton is about 1.67.10- grams. 9.11.10-28 grams. Use scientific notation to find about how many times bigger is the mass of a proton than the mass of an electron? Write your answer in scientific notation. 1.6 7·10-24 / 9.11·10-28 =1.66″

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A: We find value of csc 47 . We know that the trigonometry ratio-  Sinx = 1/cscx .

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A:

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A:

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A: