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04/15/20

Find the molar mass of the compound H3PO4, given the following information.

The molar mass of a compound is the sum of the molar masses of each atom in the compound. Find the molar mass of the compound H3PO4, given the following information. Round your answer... more

Chemistry question

Consider the ionic compound, sodium sulfate decahydrate salt, Na2SO4.10H2O a)      Calculate the molar mass of the salt and give appropriate units. Note the following atomic masses, Na = 23; S= 32;... more

04/01/20

John dissolves .5g of a white powder in 25g of benzene (FP 5oC) (kf benzene is 5.1) and finds the solution freezes at 3.7oC. Determine the MW of the compound!

John dissolves .5g of a white powder in 25g ofbenzene (FP 5oC) (kf benzene is 5.1) and finds the solution freezes at 3.7oC. Determine the MW of the compound! 

chemistry molar mass

When 6 protons and 6 neutrons fuse, one nucleus of carbon-12 (C-12 or 12C6+) is formed.  When one nucleus of C-12 is formed, 1.64 × 10−24 g of mass is lost. a.     Calculate the mass loss when one... more

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