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Mark the True statement A. In carbon containing compounds, carbon usually forms four bonds, nitrogen usually forms three bonds, oxygen usually forms two bonds, and hydrogen only forms one bond. B. In carbon containing compounds, carbon usually forms four bonds, nitrogen usually forms five bonds, oxygen usually forms six bonds, and hydrogen only forms one bond. C. In carbon containing compounds, carbon usually forms four bonds, nitrogen and oxygen usually form two bonds, and hydrogen only forms one bond. D. In carbon containing compounds, carbon usually forms three bonds, nitrogen and oxygen usually form two bonds, and hydrogen only forms one bond.
A current of 4.67 A is passed through a Sn(NO3)2 solution for 1.80 hours
How many moles of chloroform, CHCl3, are required to fill a 253-mL flask at 100.0°C and 940 torr?
How do you calculate the rate of change of absorbance per minute over the first 3 minutes to get units, U/ml, total units and percent recovery?
Calculate the solubility of Ce(IO3)3 (pKsp=10.86) in: a) distilled H20 b) 0.300 M Ce(NO3)3 solutiom c) 0.200 M KIO3 solution
Determine the empirical and molecular formulas of Ibuprofen has 75.69% C, 8.80%H and 15.51%O by mass and has a molar mass about 206g/mol.
If you want to feed everyone, but still have equal numbers of buns and hot dogs, what is the minimum number of packages of buns and hot dogs you need, respectively?
how many grams of ammonium nirtate must have reacted if 3.75dm3 of nitrogen gas was collected over water at 26C and 97.8 kPa
What does a yellow flame in the Bunsen burner indicate? How can this be corrected? Why use a funnel to transfer large volume of liquid from one container to another?
a graduated cylinder reads 4 ml of water.then a shell is dropped into it and the water level rises to 12 ml.what is the volume of the shell?
A 0.7549g sample of a pure hydrocarbon burns in oxygen gas to produce 1.9061g of carbon dioxide and 0.3370g of water.
Explain why the benzyl carbocation is more stable than the allyl carbocation?
why do we need to excess FCR? Also give 3 reasons why gallic acid is used as standard for the total phenolic assay?
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