A single dose of medication has a mass of 450mg. What is this mass in grams? Multiple Choice 0.0045 g 4.5 g 0.45 g 0.00045 g 0.045 g

Q: Which weighs more: a 1.00-cm cube of ice or 1.00 cm³ of water?

A: Given : Volume of ice = 1.00 cm3 Volume of water = 1.00 cm3

Q: mass= 10.0 g; volume= 6.37 mlcalculate the density in grams per milliliters

A: Formuladensity = mass (g)/volume (ml)Given,mass = 10.0 gvolume = 6.37 mlSo,density = 10.0 g/6.37 ml…

Q: What is the mass of  1.42x10^24 atoms of oxygen?  grams What is the mass of 5.01x10^23 molecules…

A: In the question, following information given - Atoms of oxygen (O) = 1.42×1024 Molecules of oxygen…

Q: The mass of an empty container is 85.50 g . The mass of the container and a liquid with a density of…

A: Given data:- * mass of empty container = 85.50 g * mass of container and liquid = 150.25 g So,  *…

Q: Ethanol is a common laboratory solvent and has a density of 0.789 g/mL. What is the mass, in grams,…

A: The volume of a given liquid is defined as the amount of the space occupied by the liquid that fully…

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: Linseed oil has a density of 0.929 g/mL. How many mL are in 16g of the oil?

A:

Q: A three component mixture has a mass of 125 grams. If an individual component has a mass of 25…

A:

Q: Calculate the mass in grams of 85.0 mL of diethyl ether, an anesthetic that has a density of 0.713…

A: Given: Density of diethyl ether = 0.713 g/mL. And the volume of diethyl ether = 85.0 mL.

Q: D. What is the mass of one molecule of water in grams? a. 18 c. 3.0 x 10-23 b. 0ו א 1.! d. ן xl0 1.7

A: To calculate the mass of one molecule of water.

Q: What is the density of a solution if 50 ml has a mass of 72.5 g?

A:

Q: A 140 mgmg sample was placed on a watch glass that has a mass of 7.482 gg . What is the mass of the…

A: In the given question, we need to find the total mass of the sample along with the watch glass.…

Q: Butane (c4h10) is the liquid fuel in lighters. how many grams of carbon are present within a lighter…

A: Density :-  The ratio of mass oa substance to its volume is known as density  Density = mass /…

Q: What is its mass in grams?  (4 sf)

A:

Q: 95.0 milligrams equal how many grams

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: The density of an object is 0.072 g/mL. Calculate the mass of this object (g) if it displaces 150.0…

A: Given: The density of an object = 0.072 g/mL The volume of water displaced by the object = 150.0 mL…

Q: What is the mass of 6.23 X 10^3 qts of the liquid 4.60 g/mL? (1qt=0.946L)

A: Given, 1 qt =0.946 L therefore ,6.23×103 qts=6.23×103×0.946 L=5893.58 L density of liquid =4.60 g/ml

Q: The average mass of a mouse is 0.68 ounces. What is this mass in kilograms? 1 ounce=28.35 grams

A:

Q: A patient is prescribed 0.020 mg of a drug that is available in 10 μg tablets. How many tablets are…

A: Given :- amount of drug prescribed by doctor = 0.020 mg               mass of drug in each tablet =…

Q: An object is determined to have a mass of 0.01080 g. How manysignificant figures are there in this…

A: 1. Zeros before the decimal point are not counted as a significant figure.  2. Zeros just after the…

Q: The density of methanol at 20°C is 0.791 g/mL. What is the mass, in grams, of a 458 mL sample? Mass…

A: •The values provided in the question are:-    i) Density of methanol, d= 0.791 g/mL    ii) Volume…

Q: A dietary supplement for calcium contains 600 mg of CaCO3 per tablet. How many grams of calcium are…

A:

Q: 1) 0.345 g-0.27 g = [Select] 2) 8.159 g/0.95 mL = [Select] g g/mL

A:

Q: If a large marshmallow has a volume of 2.25 in3in3 and density of 0.242 g/cm3g/cm3, how much would…

A: Given: Volume of marshmallow = 2.25 in3 Density of marshmallow = 0.242 g/cm3

Q: volume of 36 g of a liquid if its density is 0.67 g/ml

A: Density = massvolume ρ = mv

Q: A bag of candy weighs 0.0049 kg. How many grams is this? 4.9 g 0.49 g 49 g 0.000049 g

A: 1 Kilogram (Kg)  = 1000 g

Q: What is the mass of 28.0 liters of gasoline? Assume the gasoline is pure octane with a density of…

A: The gasoline is considered to be pure octane (C8H18) whose density is 0.692 g/mL. The mass of the…

Q: Determine the mass, in grams, of a liquid that has a volume of 32.0 mL and a density of 1.36 g/mL.…

A: Given  Density  = 1.36 gram /mL  Volume  = 32 mL  Mass      =  ?

Q: What is the mass of a 1.75 L sample of a liquid that has a density of 0.921 g/mL?a) 1.61 * 103 g…

A: opiton A is correct.

Q: What is 3/4 cup packed brown sugar converted into nanograms? 1 cup brown sugar = 213 g  1 nanogram…

A:

Q: to The gasoline in an automobile gas tank has a mass of 60.0 kg and a density of 0.752 g/cm³. What…

A: Given,Mass of 60 kg = 60000 gDensity of 0.752 g/cm3.

Q: A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 51-mL sample of…

A: 64 g Given that,  20 mL volume of glycerol has mass = 25.2 g 51 mL volume of glycerol has mass = m,…

Q: Acetone, the solvent in many nail polish removers, has a density of 0.791 g/mL0.791 g/mL . Calculate…

A: Density of acetone = 0.791 g/mL Mass of acetone = 18.7 g

Q: Ethanol is a common laboratory solvent and has a density of 0.789 g/mL. What is the mass, in grams,…

A:

Q: add the following masses: 465 mg, 0.000364 kg, 389 cg, and 3.40 dg. what is the total mass in grams?

A: The given values are converted into grams using appropriate conversion factors as follows:

Q: Calculate these masses. (a) What is the mass of 6.00 cm 3 of sodium, density = 0.97 g/cm 3 ? (b)…

A: Step : 1           Calculate these masses.          (a) What is the mass of 6.00 cm 3 of sodium,…

Q: A chemist dissolved 7 grams of a substance in water. The resulting solution has a mass of 15 grams…

A:

Q: Acetone, the solvent in many nail polish removers, has a density of 0.791 g/mL0.791 g/mL . Calculate…

A: Given : Density of acetone = 0.791 g/mL And mass of acetone = 44.7 g

Q: Iron has a density of 7.87 g/mL. How much mass would a 12.3

A: mass (m)  per unit volume (v)  is called density (d) i.e       d = MV   units : g/mL   (or)   Kg/L

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: How many grams are in the following? a. 8 kg = b. 8 mg =

A: kg (kilogram), mg (milligram) and gram (g): all are the units of mass. Unit of mass is a fundamental…

Q: What is the mass of a 1.75 L sample of a liquid that has a density of 0.921 g/mL?

A: Given :-  volume of liquid = 1.75 L  density of liquid = 0.921 g/mL  To calculate :-  mass of liquid…

Q: What is the volume of a wooden block that has a mass 3.0 grams and a density 6.0 g/mL?

A:

Q: What is the mass, in grams, of a pure gold cube that has a volume of 4.70 cm3

A: In this question, we want to determine the mass of pure gold cube in grams unit.  You can see…

Q: What is the mass of 1.89x10^23  atoms of chlorine?

A: Mass of 1 mol Cl = 35.453 g  Mass of 1 mol Cl2 = 70.906 g  1 mol contains = 6.022 × 1023…

Q: What is the mass of a 420. mL sample of ethanol? The density of ethanol is 0.789 g/mL.

A: Given: Volume of ethanol = 420 mL Density of ethanol = 0.789 g/mL

Q: A pharmacist measures the mass of a powdered drug. The mass is  681mg. What is the mass in grams?…

A: We have given that  The mass  of a powdered drug  = 681mg.  mass  of a powdered drug in grams = ?

Q: At room temperature the element bromine, Br2, is a liquid with a density of 3.12g/cm3 . Calculate…

A: Density is defined as the mass of the substance per unit volume. Bromine is a liquid at room…

Q: What is the volume of 12.0 grams of an alcohol whose density is 0.920 g/mL?

A: Since density is defined as the mass of compound per volume of the compound Hence density = mass /…

Q: A beaker weighs 145.60 grams. The chemical weighs 3.467 grams. What is the total mass?

A: Given: Weight of beaker = 145.60 g Weight of chemical = 3.467 g

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.