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- (a) What is a hydrocarbon? (b) Butane is the alkane with a chain of four carbon atoms. Write a structural formula for this compound and determine its molecular and empirical formulas.The chemical formula for water is H2O. What is the chemical formula for methane?Hexane is C6H14. What is the formula for the alkane with 3 more carbons?
- BaSO4⋅4H2O Spell out the full name of the compound.17. Saccharin, an artificial sweetener that is 3000 times sweeter than sucrose, is composed of 45.90% carbon, 2.73% hydrogen, 26.23% oxygen, 7.65% nitrogen, and 17.49 % sulfur. Is the molecular formula of saccharin (a) C14H10O6N2S2, (b) CsH,O;NS, (c) CSH9O,NS, and (d) C,HsO;NS?Give the name and formula of the compound formed from the following elements: (a) cesium and bromine; (b) sulfur and bar-ium; (c) calcium and fluorine.
- 1. Provide the chemical formula (including brackets where appropriate) or systematic name for the following compounds. (a) gold(I) hypoiodite (b) HI(aq): (f) Ca(ClO4)2·4H2O: 2. What mass (in g) of chlorine atoms are there in a sample that consists of 5e+23 molecules of molecular chlorine? INSTRUCTIONS: Report your answer to 3 significant figures in scientific notation unless stated otherwise. DO NOT include the units in your answer.Arrange the following sets of compounds based on the property given in increasing order. Type in the number of the compound to the corresponding roman numeral, I being the lowest and IV being the highest. pka CH;COOH HCOOH CICOOH CH;OH 1 2 3 4 I (lowest)Br CF3CH,OH