In normal blood, there are about 5.4×109 red blood cells per milliliter. The volume of a red blood cell is about 90.0×10−12cm3, and its density is 1.096g/mL.   How many liters of whole blood would be needed to collect 0.5 kg of red blood cells?

Q: If a block of copper measures 2.00cm x 4.00 x 5.00cm and weighs 356g, what is the density of the…

A: => Volume of copper block = (2.00 cm x 4.00 cm x 5.00 cm ) = 40.0 cm3

Q: The density of methanol at 20.0 oC is 0.791 g/mL.  What is the mass, in grams, of a 280. mL sample?

A: Density: The density of the substance can be defined as the mass of a unit volume of the substance.…

Q: Ethylene glycol (antifreeze) has a density of 1.11g/cm3    What is the mass in g of 417 mL of this…

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Q: what is the density an object with a mass of 1.583 g and the volume of 0.2009 ml ?

A: Density can be calculated using the equation given below:

Q: What is the density of an object that has a mass of 33.7 grams if it were placed in a graduated…

A:

Q: The volume of a certain bacterial cell is 2.56 μm3. (a) What is its volume in cubic millimeters…

A: Volume indicates the amount of space taken by an object or it is the shape occupied by a substance.…

Q: Which one of the following is the longest length? (1 ft = 12 in, 1 in = 2.54 cm) 3.2 m, 145 in,…

A: The given values are in different units. First all the values have to be converted into one single…

Q: What is the mass of a person that weights 41600g? , using this conversion 1.00kg=2.20lb

A: Given: Weight of the person=41600 g The mass of the person =? In this question, the mass of the…

Q: What is the volume, in mL, of a substance with a density of 2.15 g/mL and a total mass of 87.2 g?

A: Given data: The density of a substance is 2.15 g/mL. The total mass of a substance is 87.2 g. To…

Q: The density of a liquid is (1.27x10^0) g/cm3. If you weigh out (5.180x10^0) kg of this liquid, how…

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Q: Suppose you were given a piece of unknown metal, with a mass of 22.580 g, and a 50-mL graduated…

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Q: What is the density of a block of wood with a length of 2.00 cm, a width of 4.00 cm and a height of…

A:

Q: cubic meters are in 1.95x105 mL

A:

Q: How many grams of water are in a glass that contains 9.90 fluid-ounces? (The density of water is…

A: Density is given as , D=mVD=densitym=mass V= Volume⇒m=D×V Volume of water=9.90 fluid ounce Density…

Q: . A gold brick is 15.24 cm long, 7.62 cm wide weighs 5,690.0 g. What is the height of the brick?

A: Given that: Length of gold brick (l) = 15.24 cm Width (b) = 7.62 cm mass= 5690.0 g   The height of…

Q: Ethylene glycol has a density of 1.11 g/cm3. What is the volume in liters of 589.02 kg of this…

A:

Q: The unit of weight used for precious stones is the carat (1 carat=200 mg ,exactly).If a particular…

A: Conversion of carat into mg: 1 carat=200 mg1.25 carat=1.25×200=250 mg Conversion of mg into g: 1…

Q: particular medication dosage is 45.0 mg/kg of body weight. What is the mass in mg of the medication…

A: When medicines are given to the body, some specific dosage is required. The kg, lb are units of…

Q: If a 120-lb woman uses fi ve 2.0-lb lead weights in order to submerge during a recent scuba dive,…

A: The density of an object is the ratio of its mass to its volume. The density is an intensive…

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: Aspirin has a density of 1.40 g/cm. What is the volume (in cm) oft an aspirin tablet weighing 250.…

A: In this question, we want to determine the volume in cm3 unit. You can see details Solution below…

Q: t takes a runner 37 minutes to complete a 10 km course. What is his/her average speed in miles per…

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Q: An ant walks at about 3 inches per second. How many miles per day could an ant travel if it walked…

A: Distance travelled by ant in one second = 3 inches. Distance travelled in one day = ? miles

Q: A hectacre (1.0000 x 104 m2) is a metric unit of area analogous to an acre. How many square feet are…

A: 1 feet consists of 0.3048 m and 1 square feet consists of 0.093 m2. 1 hectare consists of 10000 m2 5…

Q: The density of silver is 10.5 g/cm³. What is the mass of a silver bar (in gms) that measures 0.1000…

A:

Q: A student has measured a piece of aluminum foil with length of 6.25cm, width of 8.20cm, and mass of…

A: given, the density of aluminum = 2.702 g/ml length of foil = 6.25 cm width of foil = 8.20 cm mass of…

Q: Acetone is a common solvent that has a density of 0.7899 g/mL.0.7899 g/mL. What volume of acetone,…

A: Density = Mass/ volume  Density of Acetone is 0.7899 g/ml  0.7899 g of acetone has volume 1 ml  lets…

Q: ball of iron weighs 55.265 g and measures 3.00 cm in diameter. What is the density of the iron ball?…

A: The question is based on the concept of physical chemistry. We have to calculate density of the…

Q: Calculate the mass of an object with a density of 1.50 g/ml and a volume of 6.00 cm2.

A: The ratio of the mass of the object to the volume of the object is called as density of the object.…

Q: A backyard swimming pool holds a volume of 190 cubic yards (yd3) of water. How many of the following…

A: Given:A backyard swimming pool holds a volume of 190 cubic yards of water.  The density of water is…

Q: The density of manganese is 7.21 g/mL, that of calcium chloride is 2.15 g/mL, and that of sodium…

A: Given, Density of manganese = 7.21 g/mL Density of calcium chloride = 2.15 g/mL Density of sodium…

Q: A block of wood 22.0 cm x 180 mm x 0.057 mm has a mass of 1.426 x10^3 grams. What is the volume of…

A: • The values provided in the question are:-   i) Length of a block of wood, l = 22.0 cm  ii) Width…

Q: in normal blood, there are about 5.4*10^9 red blood cells per milliliter. the volume of a red blood…

A: Using the mass of red blood cells and density of red blood cells, volume of red blood cells needed…

Q: How many grams of milk are in a glass that contains 10.3 fluid-ounces? (The density of milk is…

A:

Q: 2- Suppose that a liquid is 11 times denser than water. If you were to sip this liquid on the top of…

A:

Q: To determine the density of an irregularly-shaped solid, a student immersed the object in 25.0 mL of…

A: To solve this problem we have to find the volume of object and then we will able to calculate the…

Q: GenAlex Medical, a leading manufacturer of medical laboratory equipment, is designing a new…

A: Given that , The volume of blood sample ,             = 2uL             =2 x 10-6 L

Q: What is the volume in milliliters of 7.22 grams of acetone? Acetone (fingernail-polish remover) has…

A:

Q: If the density of mercury is 13.55 g/mL, What is the volume of 456.9 g of mercury?

A: We know that, Density = MassVolume Density of Mercury = 13.55 g/mL Mass of mercury = 456.9 g

Q: A room is 20.0 feet wide and 30.0 feet long with ceilings that are 10.0 feet high. You need to find…

A: The volume of the room can be calculated as follows: Volume = length× width × height For the room…

Q: The density of pure silver is 10.5 g/cm3  at 20 degrees Celsius. If 5.25 g of pure silver pellets is…

A: The volume of silver is calculated from the given density (10.5 g/cm3) and mass (5.25 g) of silver…

Q: 1000 900 800 700 600 500 400 300 200 100 A sample of liquid has a measured volume of 561 mL. 1. How…

A: Given : volume of sample = 561 ml To find : 1). Significant figures 2). Scale divisions in ml 3).…

Q: You are in a game show and you are asked to pour a gram of sand in the balance, the person closest…

A: Given, the exact value is 1 gram.Individual 1 = 0.894 gIndividual 2 = 765 mg = 0.765 gIndividual 3 =…

Q: 1.100 What is the density of lead in g/cm³ if a rectangular bar measuring 0.50 cm in height, 1.55 cm…

A: The density of lead in g/cm3 is to be calculated.

Q: Human fat has a density of 0.912 g cm-3.  How much volume (in cm-3) is gained by a person who gains…

A: The density of the human fat is = 0.912 g cm-3 The mass of the fat is = 2.09 kg The volume gain by…

Q: 3. What is the difference in weight, in pounds, between 1 L of water and 1 L of mercury? The density…

A:

Q: In normal whole blood there are about 5.4 x 10^9 red cells per milliliter. The volume of a red cell…

A: Given:- In normal whole blood there are about 5.4 x 10^9 red cells per milliliter. The volume of a…

Q: If your piper uses 89 drops of stearic acid/hexane solution to add 1.28 mL to a graduated cylinder…

A:

Q: 1. Density of an object with a mass of 60 g and a Võlume of 15 cubic centimeters?

A: Note : As per our guidelines we are suppose answer only one question Density of a substance is  its…

Q: A bedroom has a volume of 108 m^3. What is the volume in centimeters cubed (cm^3)?

A: According to the given data: The volume of the bedroom is 108 m3. We have to convert the given…

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.