Heptane has a boiling point of 98 °C; density 0.68 g/mL. It is used as a...
Heptane has a boiling point of 98 °C; density 0.68 g/mL. It is used as a solvent for rubber cement. a) Draw the condensed structural, line angle formula and molecular formula of heptane. b) Is heptane a solid, liquid or gas at room temperature? c) Is heptane soluble in water? d) Will heptane float or sink in water? e) Write a balanced chemical equation for the complete combustion of heptane.
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Heptane has a boiling point of 98 °C; density 0.68 g/mL. It is
used as a...
Heptane, used as a solvent for rubber cement, has a density of 0.68 g/mL and boils...
Heptane, used as a solvent for rubber cement, has a density of 0.68 g/mL and boils at 98 ∘C. Draw the condensed structural formula for heptane . Express your answer as a condensed structural formula.
Carbon tetrachloride, CCl4, a common liquid compound, has a density of 1.58 g/cm If you place...
Carbon tetrachloride, CCl4, a common liquid compound, has a density of 1.58 g/cm If you place a piece of a plastic soda bottle (d 1.37 g/cm) and a piece of aluminum (d2.70 g/cm) in liquid CCl4, will the plastic and aluminum float or sink? a piece of plastic will sink, a piece of aluminum will float a piece of plastic will float, a piece of aluminum will float a piece of plastic will sink, a piece of aluminum will sink...
Which of the following is true of nonane, C9H20, which has a density of 0.79 g/ml,...
Which of the following is true of nonane, C9H20, which has a density of 0.79 g/ml, melts at -51°C, and boils at 151 °C? 0 Nonane is a gas at room temperature Nonane does not undergo combustion. Nonane floats on the surface of water. Nonane is a solid at room temperature Nonane is soluble in water.
Which of the following is true of nonane, CH20, which has a density of 0.79 g/ml,...
Which of the following is true of nonane, CH20, which has a density of 0.79 g/ml, melts at -51 °C, and boils at 151 "C? Nonane is a gas at room temperature. Nonane does not undergo combustion. Nonane floats on the surface of water Nonane is a solid at room temperature, O Nonane is soluble in water
1-What solvent you use to determine the density of zinc chloride? 2-The density of a solid...
1-What solvent you use to determine the density of zinc chloride? 2-The density of a solid with a melting point of 42 to 44 C was determined to be 0.87+- 0.02 g\mL. what is the solid? 3-The density of a liquid whose boiling point is 55 to 57 C was determined to be 0.77+- 0.05 g\mL. what is the liquid? 4-Is diphenylmethane a solid or a liquid at room temperature? 5-What solvent would you use to measure the density of...
1. Indicate which of the following would be considered physical properties (P) and which would be...
1. Indicate which of the following would be considered physical properties (P) and which would be considered chemical properties (C) of iron. ー-a. Iron reacts with oxygen to form iron oxides. b. Iron is a good conductor of heat and electricity. C. Iron melts at 1535°C. d. When iron is immersed in a solution of hydrochloric acid, hydrogen gas is produced. e. Iron becomes red-hot when heated. __ f. A500-cc volume of iron has a mass of 3930 g. Iron...
1. A volatile organic liquid with known molecular weight is added to a vapor density flask which has a known volume. The...
1. A volatile organic liquid with known molecular weight is added to a vapor density flask which has a known volume. The flask is heated using a boiling water bath until all of the liquid has evaporated. After heating for an additional 1 or 2 minutes, the flask is removed from the boiling water bath, corked, and cooled using a room temperature water bath. Predict the mass of condensed vapor. Temperature of the hot water bath (ºC): 99.5 Volume of...
A volatile organic liquid with known molecular weight is added to a vapor density flask which has a known volume. The fl...
A volatile organic liquid with known molecular weight is added to a vapor density flask which has a known volume. The flask is heated using a boiling water bath until all of the liquid has evaporated. After heating for an additional 1 or 2 minutes, the flask is removed from the boiling water bath, corked, and cooled using a room temperature water bath. Predict the mass of condensed vapor. Temperature of the hot water bath (ºC): 99.4 Volume of the...
Please make your hand write clear thank you d.- Determine the density (in g/mL) of a...
Please make your hand write clear thank you
d.- Determine the density (in g/mL) of a substance that weighs 0.695 Ib and occupies a volume of 3.4 qt. e. found in a room to be 5.7 x 10' mg/cm. How many grams of CO are present in the room if the rooms dimensions measure 3.5 m x 3.0 m x 3.2 m? A cylindrical piece of metal is 2.03 inches high, has a diameter of 17.0 mm wide, and weighs...
Gallium metal melts at 29.8°C. At the melting point the density of the solid is 5-90...
Gallium metal melts at 29.8°C. At the melting point the density of the solid is 5-90 g/ml, and that of the liquid is 6.10 g ml. a Does solid gallium expand or contract when it is melted? contracts Explain The same amount of mass occupies space in the liquid phase than in the solid phase. 6. What is the change in volume when 6.10 mL (cm) of solid gallium is melted? Volume by mi Reference Lt 30.0°C.Calculate the change in...
Carbon tetrachloride, CCl4, a common liquid compound, has a density of 1.58 g/cm If you place a piece of a plastic soda bottle (d 1.37 g/cm) and a piece of aluminum (d2.70 g/cm) in liquid CCl4, will the plastic and aluminum float or sink? a piece of plastic will sink, a piece of aluminum will float a piece of plastic will float, a piece of aluminum will float a piece of plastic will sink, a piece of aluminum will sink...
Which of the following is true of nonane, C9H20, which has a density of 0.79 g/ml, melts at -51°C, and boils at 151 °C? 0 Nonane is a gas at room temperature Nonane does not undergo combustion. Nonane floats on the surface of water. Nonane is a solid at room temperature Nonane is soluble in water.
Which of the following is true of nonane, CH20, which has a density of 0.79 g/ml, melts at -51 °C, and boils at 151 "C? Nonane is a gas at room temperature. Nonane does not undergo combustion. Nonane floats on the surface of water Nonane is a solid at room temperature, O Nonane is soluble in water
1. Indicate which of the following would be considered physical properties (P) and which would be considered chemical properties (C) of iron. ー-a. Iron reacts with oxygen to form iron oxides. b. Iron is a good conductor of heat and electricity. C. Iron melts at 1535°C. d. When iron is immersed in a solution of hydrochloric acid, hydrogen gas is produced. e. Iron becomes red-hot when heated. __ f. A500-cc volume of iron has a mass of 3930 g. Iron...
Please make your hand write clear thank you
d.- Determine the density (in g/mL) of a substance that weighs 0.695 Ib and occupies a volume of 3.4 qt. e. found in a room to be 5.7 x 10' mg/cm. How many grams of CO are present in the room if the rooms dimensions measure 3.5 m x 3.0 m x 3.2 m? A cylindrical piece of metal is 2.03 inches high, has a diameter of 17.0 mm wide, and weighs...
Gallium metal melts at 29.8°C. At the melting point the density of the solid is 5-90 g/ml, and that of the liquid is 6.10 g ml. a Does solid gallium expand or contract when it is melted? contracts Explain The same amount of mass occupies space in the liquid phase than in the solid phase. 6. What is the change in volume when 6.10 mL (cm) of solid gallium is melted? Volume by mi Reference Lt 30.0°C.Calculate the change in...
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