One mole of a hydrocarbon contains 48g of carbon If its vapour density is 28, the hydrocarbon is, A. an alkane
an alkene C. an alkyne D. aromatic, C = 12, H=1]
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Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?