Chemistry, 19.05.2021 17:50, PayeA6901

Solve the following problem and show your work with the three steps. What is the wavelength of an electron moving at 2.5 × 107 m/s if the mass of the electron is 9.11 × 10-31 kg?

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Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.

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How many moles in .5g of sodium bromide?

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