Compared to ultraviolet rays, radio have a longer wavelength. Based on this information, what can we conclude about the frequencies of these types of electromagnetic radiation? The frequency of microwaves is 12 the frequency of radio waves. Ultraviolet rays and radio waves have a similar frequency. Ultraviolet rays have a higher frequency than radio waves. Ultraviolet rays have a lower frequency than radio waves.β
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Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)
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Chemistry, 22.06.2019 00:00
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
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Chemistry, 22.06.2019 14:40
Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate β enzyme-substrate complex (b) enzyme + substrate βββ enzyme + products (c) enzyme + substrate βββ enzyme-substrate complex β enzyme + products (d) enzyme + substrate βββ enzyme-substrate complex β enzyme-substrate complex + products
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How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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Compared to ultraviolet rays, radio have a longer wavelength. Based on this information, what can we...
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