How many photons strike the leaf every second
A green leaf has a surface area of 2.10 {rm cm^2}. If solar radiation is 1030 {rm W/m^2}, how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 {rm nm} for solar radiation.
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Consider the reaction. How much CaCO3 is produced if 47.5 moles NH3 are produced?
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How many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 {rm nm} for solar radiation.
Suppose that the microwave radiation has a wavelength of 12.7 cm. How many photons are required to heat 200. mL of coffee from 25°C to 62°C?
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What is the theoretical mass of xenon tetrafluoride that should form when 161 g of xenon is reacted with 140. g of F2? What is the percent yield if only 157 g of XeF4 is actually isolated?
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