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Calculate the molecular masses (in

Calculate the molecular masses of the followingNICO3 POCL3 H2SO4
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Hydrocarbons A and B both contain 85.7 % carbon. Their molar masses are 42 and 84 respectively.a) Which elements does a
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2. asked by Amir
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Sodium nitrite is prepared by a reaction of sodium nitrate and carbon: NaNO3 + C → NaNO2 + CO2 Calculate the masses of
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Calculate the molecular masses (in amu the following compounds:a. sulfur diaxide (SO2), a gas that is responsible for acid rain,
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how do i find the mass number of chemicalsI would think that you would add up the components masses (molecular masses [from
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2. asked by tessa
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a metal y forms two oxidf u and v.0.75g of u and v contain 0.18g and 0.27g of oxygen respectively.calculate the masses of metals
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Calculate the mass in grams of hydrgen chloride produced when 5.85 L of molecular hydrogen measured at STP reacts with an excess
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Compound K is a hydrocarbon. Combustion of 6.51 g of K gave 20.47 g of carbon dioxide and 8.36 g of water. The relative
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a frictionless mass1(1kg) is accelerated by mass two(1kg). The two masses are conceted by inextensible,flexible string.
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2. asked by Monica
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A stationary mass of 10 kg disintegrates explosively, with the evolution of 4.2*10^5 J,into three parts, two having equal masses
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2. asked by rikki
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