If your car gets 45.7 mi/gal, how many gallons of gasoline would you use if you drove 538.6 miles?

Q: How many bottles of wine are needed at a wedding if each person drinks 5 glasses of wine and 50…

A: Given that,  Number of people attended the wedding = 50 Each person drinks 5 glasses of wine  1…

Q: A chemist must dilute 78.3 mL of 9.91 mM aqueous calcium sulfate (CaSO4) solution until the…

A: For dilution, we can use the formula:Here, M1 = molarity of the original solutionV1 = volume of the…

Q: Calculating Volume Suppose you want to know the volume of a rectangular object, like one of the…

A: Interpretation - Determine the volume of the rectangular box ( like suitcase) by given method-…

Q: Please convert 297.6 kilocalories to grams. Please convert 1041.6 kilocalories to grams.

A: 1 calorie = 0.1296 grams.So,

Q: The density of mercury is 13.6 g/mL. If a sample of mercury weighs 272 g, what is the volume of the…

A: Mercury is a poisonous element and it is symbolized as Hg. Given: Density of Hg, ρ = 13.6 g/mL…

Q: A chemist prepares a solution of sodium nitrate (NaNO3) by measuring out 21.4 g of sodium nitrate…

A:

Q: The level of water in a rectangular swimming pool needs to be lowered 7.00 inches. If the pool is…

A: Given:- length= 44.5 feet               Width= 15.5 feet As swimming pool is lowered by 7 inches:-…

Q: Aqueous hydrochloric acid (HCI) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: The chemical reaction between HCl and NaOH is shown here-HCl+NaOH→NaCl+H2OHere moles of HCl…

Q: Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: Given: Mass of (HBr) = 18 g mass(NaOH)= 17.3 g Mass of HBr left =?

Q: Make the given temperature conversions. If the temperature outside is 101.0 °F, what is the…

A: From the formula-->  °F=(°C*9/5)+32   (101°F − 32) × 5/9 = 38.333°C

Q: Aqueous hydrochloric acid (HC1) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: Given : mass of HCl = 31.7 g mass of NaOH = 55.0 g The reaction taking place is  HCl + NaOH…

Q: Red gold is a gold-copper alloy used to make jewelry. A piece of jewelry made of red gold weighs…

A: Given,Red gold is a gold-copper alloy.mass of red gold = 7.66 gvolume of red gold = 0.541 cm3density…

Q: You have a stock solution of HCI that is 37.4 % HCl by mass and has a density of 1.20 g/mL. What…

A:

Q: If your car gets 35 mi/gal, how many gallons of gasoline would you use if you drove 570.3 miles?

A: Answer: In the given problem statement mileage of the car and distance travelled is mentioned and we…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.