gasoline has a density of 0.74 g/mL. how many milliliters of gasoline have a mass of...
Gasoline has density of 0.74 g/mL. How many milliliters of gasoline have a mass of 0.60 kg? Express your answer to two significant figures and include the appropriate units.
A) A particular brand of gasoline has a density of 0.737 g/mL at 25Celsius. How many grams of this gasoline would fill a 12.9 gal tank (1US gal=3.78L)? B) A block of metal has a width of 3.2 cm, a length of 17.1 cm, and height of 4.3 cm . Its mass is 1.1 kg . Calculate the density of the metal.
15. How many milliliters of glycerine (density =1.26 g/mL) will have a mass of 0.75 lb? a. 175 ml b. 62 mL c. 270 mL d. 400 mL e. none of the above Ne 16. What is the density of a cubic metal if it has a mass of 31.0 g and it measures 2.50 each side? a. 2.55 b. 12.4 c. 5.75 d. 1.98 e. none of the above 17. A metal with a mass of 5.75 g was...
How many milliliters of concentrated hydrochloric acid solution (36.0% HCl by mass, density = 1.18 g/mL) are required to produce 10.0 L of a solution that has a pH of 2.22?
1. how many milliliters of water at 15 degrees C with a density of 1.00 g/ml must be mixed with 75 mL of instant coffee at 100 degrees C so that the reuslting combination will have a temperature of 60 degrees C? Assume that coffee and water have the same density and the same specific heat. 2. a cylinder has a mass of 3262.6 mg. a graduated cylinder filled with water had an initial volume of 1.42 L. when the...
Part A How many milliliters of concentrated hydrochloric acid solution (36.0% HCl by mass, density = 1.18 g/ml) are required to produce 16.0 L of a solution that has a pH of 2.197
QUESTION 1: A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘C. How many grams of this gasoline would fill a 13.2 gal tank (1US gal=3.78L)? Express your answer to three significant figures and include the appropriate units. QUESTION 2: A block of metal has a width of 3.2 cm, a length of 17.1 cm, and height of 4.2 cm . Its mass is 1.2 kg . Calculate the density of the metal. Express your answer...
If the density of ethanol, C2H5OH, is 0.789 g/mL. How many milliliters of ethanol are needed to produce 15.0 g of CO2 according to the following chemical equation? C2H5OH(l) + 3 O2(g) → 2 CO2(g) + 3 H2O(l)
2a. The combustion of 1.0 g of gasoline produces 9.8 kcal of heat energy. How many megajoules of energy are produced by the combustion of 1.8 gallons of gasoline? (Density of gasoline = 0.74 g/mL) (10 points) b. What is the change in temperature (AT) when a 28.0 g of copper absorbs 1488 J of energy? (specific heat of copper = 0.39 J/g °C) (10 points) Frus
An aqueous solution has a density of 1.68 g/mL and contains 80.9% sugar by mass. How many kilograms of sugar are contained in 1.80 gallons of this solution? (1 gallon = 3.785 L) 5.09 kg 3.70 kg 9.26 kg 6.02 kg 2.45 kg