A pound of coffee beans yields 49 cups of coffee. How many kg of coffee beans are required to produce 199 cups of coffee

Q: You and some friends plan a road trip across country. The total distance is 2105 miles. Your car…

A: Total distance is = 2105 miles The car travel in a gallon is = 33 miles/gallon The cost of fuel is =…

Q: Elaine needs 5.55g of sea salt. She has 4.0 L of water from the Atlantic Ocean. The density of this…

A: Given information: Mass of sea water = 5.55 g Density of water = 1.027 g/mL

Q: A dessert contains 141.45 g of vanilla ice cream, 83 g of fudge sauce, and 39.1 g of nuts. What is…

A: Given,dessert has,141.45 g vanilla ice cream83 g of fudge39.1 g nutsSo,total mass of dessert =…

Q: If a DVD can store 4.7 gigabytes (GB) of data, and a computer hard drive has a capacity of 1.5…

A: Given data Storage Capacity of DVD = 4.7 GB/DVD Storage Capacity of hard drive = 1.5 TB/drive…

Q: if a 12 oz energy drink has a total of 39 grams of carbohydrates (total sugars 39 grams) determine…

A: The full form of 'oz' is ounce which is a unit used for measuring volume. In the given case, it is…

Q: If the US Mint buys 3.0 tons of copper for making quarters, how many quarters can it make?  Assume…

A: we know that  1us quarter = 5.670grams

Q: Titanium is used in some bicycles because with a density of only 4.5g/cm3 it is strong but…

A: Density is defined as the mass of substance per unit volume. It is represented as d = mass / volume…

Q: You are renting a car and you wish to travel a distance of 850. miles. If the car has a mileage of…

A: Given: Distance to be travelled = 850 miles Mileage of car = 10.1 km/L To calculate: The Gallons of…

Q: If there are 28.35 grams in each ounce, and each marble weight 0.16 oz. What is the molecular weight…

A: Solution is given below.

Q: A dietary supplement contains 5.00 x 10³ IU per capsule. If the bottle recommends 2.00 capsules per…

A: The objective of the question is to find out the total International Units (IU) of the dietary…

Q: Food safety guidelines recommend that a beef ribs roast (bone-in) should cook for 23.0 minutes per…

A: The recommended cooking time per pound of beef ribs has been provided as follows: Time=23.0 min/lb…

Q: a dietary supplement contains 5.00 × 10³ iu per capsule . if the bottle recommends 2.00 capsules per…

A: Given: Dose = 2.00 capsules per day. And the concentration of capsule = 5.00 × 103 IU per capsule.

Q: It takes 6.00 cups of flour to bake one cake. One cup of flour has a mass of 120.0g. If you have…

A: One cake requires 6.00 cups of flour.  One cup of a flour has a mass of 120.0g. Therefore, amount of…

Q: You are renting a car which is reported to achieve 13.7 km/L. How many miles will you be able to…

A: Given Mileage = 13.7 km/L Volume = 11.0 gallons 1 gallon = 3.785 L 11 gallons = 41.64 L

Q: A contractor has 215 bags of cement. Each bag weighs 25.0 kg. How many tonnes of cement does the…

A: Often while calculating, there is a need to convert units from one system to another system. The…

Q: ucrose (table sugar) has a molar mass of 342.30 g/mole. How many sucrose molecules are in a…

A: Mole is equal to weight of substance divide by it's molar mass

Q: A cheetah's top speed is around 75.0 mph. How long would it take (in us) for a cheetah to run the…

A:

Q: A household receives a $145 electricity bill. The cost of electricity is $0.120/kWh. How much…

A: Given, total electricity bill = $145           cost of electricity = $0.120/kWh Now, total energy…

Q: Food safety guidelines recommend that a beef rib roast (bone-in) should cook for 23.0 minutes per…

A: beef rib roast (bone-in) should cook for 23.0 minutes per pound based on a 325 °F oven setting…

Q: What is the density of a piece of wood that weighs 50. g and displaces 2.5L of water?

A: Density:The ratio of mass of a sample to its volume is said to be the density.

Q: Liposuction is a technique for removing fat deposits from various areas of the body. How many…

A:

Q: Food safety guidelines recommends that a beef rib roast should cook for 23.0 minutes per pound based…

A: Given: Time taken to cook 1 pound of beef rib roast=23.0 minutes. The time taken to cook  5.17…

Q: When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 19.2 gg of carbon…

A: Mass of carbon = 19.2 g  Mass of oxygen = 69.5 g  Mass of oxygen remain unreacted = 18.3 g  Mass of…

Q: 5-hour energy is a drink that contains approximately 138 mg of caffeine. We also know that 1.00 oz…

A: Answer: In this question we have to find the number of chocolate bars that contains the 138mg…

Q: if 20.0 cal make an ounce, how many ounces of formula should a babu drink per day if the energy need…

A: 20.0 cal make an ounce  Means ; Per ounce = 20.0 cal energy  By using this relation we can calculate…

Q: a student obtains a sample of a sand/salt mixture in a test tube. home weighs the test tube with the…

A: The weight consists of two term Sample and test tube .

Q: A barrel of crude oil has a volume of 42 gallons, only approximately 45% of which is processed into…

A:

Q: Convert 10000 milligrams into pounds; Convert 1000 inches into meters; Convert 7.5 gallons into…

A: Conversion of units is the conversion between different units of measurement for the same quantity.

Q: Calculate the amount of caffeine a man age 50 would have ingested assuming 7g of tea per day for 30…

A: Given thata man aged 50 ingested 7g of tea per day for 30 yearsamount the of caffeine in 5 tea bags…

Q: The density of aluminum is 2.70 g/cm3. How much space (volume) would 10.0 grams of aluminum occupy?

A: Given datas –  density of aluminium  = 2.70 g/cm3 or g/mL  mass of aluminium  = 10.0 g

Q: Perform each conversion between energy units. 3.71×106 kJ to kcal Express the value in kilocalories…

A: 1 Kcal = 1000 cal  1cal = 4.184J 1Kcal = 4.184J

Q: One person consumes 4 liter.of oxygen (CO2) per minute when breathing how Many grams would that be…

A: Given :- volume of O2 consumes in 1 minute = 4 L  To calculate :- mass of O2 consumes in 1 hour

Q: A student drinks a 16 oz bottle of Diet Cola. The student's stomach warms the soft drink from 2 °C…

A: Mass of the diet Cola is 472 mL. The density of diet cola is equal to the density of water. So, the…

Q: The amount of energy required to heat water for a 10-minute shower (50 gallons) is 2.2125 kJ. How…

A: Given   Amount of water = 50 gallon  Time = 10 minutes  Energy required = 2.2125 kJ

Q: A dime weighs 2.5 g. What is the dollar value of 1 kg of dimes?

A: Given:- 1 dime has weight=> 2.5 gm Total weight of dimes=1 Kg = 1000 gm Number of dimes in 1kg=…

Q: The energy available from the world’s total petroleum reserveis estimated at 2.0 3 1022 J. Convert…

A: The energy available from the world’s total petroleum reserve is estimated at 2.0 X 1022 J. Convert…

Q: imagine you drink one liter of water per day for 50 years. Calculate the mass of water in english…

A: The mass of the substance is equal to the product of volume and density of the substance. The…

Q: You are renting a car and you wish to travel a distance of 850. miles. If the car has a mileage of…

A: Given Data: Distance to be travelled = 850. miles Mileage of car = 10.1 km/L  To Determine: Gallons…

Q: the summers in joushua tree can be extremely hot. a hiker sets out on a 25 km hike and expects to…

A: In unit conversion one unit is converted into other unit by using multiplicative factor.

Q: How many liters of ethanol contain 1.10 kgkg of ethanol?

A: Given, Mass of ethanol =1.10 kg

Q: An 18 g sample of water is decomposed into 2g of hydrogen gas and 16 g of oxygen gas. What masses of…

A:

Q: Lead metal can be extracted from a mineral called galena, which contains 86.6% lead by mass. A…

A: The volume needed for the sphere is = 4/3*π*(r)3= 4/3*π*(3.0)3= 4/3  * π * ( 27)= 4/3  * 22/7    *…

Q: Assume the density of air at room temperature is 1.2 g/mL. A student is holding two balloons filled…

A: The hydrogen-filled balloon floats in air because the combined weight of the hydrogen and the…

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.