04/07/20
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;...
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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!
03/23/20
The length of the hypotenuse of a 45°-45°-90° triangle is 16 cm. What is the length of each leg?
03/20/20
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...
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