A pharmacy technician measures the mass of a pill. The mass of one pill is 378 mg. What is the mass in kilograms of 100 pills? Write your answer as a decimal. | kg

Q: If I have a measurement of a diameter using a ruler with increments in mm: 1.70cm diameter then…

A: For multiplication and division: The least of significant figures in any number of the question…

Q: A chemistry student needs 10.0 mL of chloroform for an experiment. By consulting the CRC Handbook of…

A: Given data: The volume of chloroform = 10.0 mL. The density of chloroform = 1.48 g.cm-3. To…

Q: What is this speed in meters per second?

A: 1 mile = 1609.3 m  1 hour = 60 minutes  1 min = 60 seconds  So, 1 hour = 60×60 = 3600 s

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: In the lab a student measured the density of an Aluminum cylinder to be 2.89 g/cm3. The handbook…

A: Density is a physical quantity that can be determined with the help of the mass and volume of the…

Q: A stone has a mass of 12.3 g is added to a graduated cylinder filled with water to the 38.0 mL mark.…

A: Given -   mass = 12.3 g. volume = 40.3ml - 38.00ml = 2.3 ml density = ?

Q: An arctic ecologist measures the thickness of an ice floe. The thickness is 0.241 m. What is the…

A:

Q: An athlete runs the mile in 3 minutes, 56.6 seconds. At the same speed, how many seconds does it…

A: Given - Time to run a mile = 3 minutes 56.6 seconds.              1 mile = 1609.3 meter…

Q: A cube of silver is 5.00 cm on a side and has a mass of 1312.5 g. What is the density of silver?

A: Density is given by the ratio of mass to volume. The volume of the cube is given by  Volume=(side)3…

Q: A surveyor measures the length of a surveying chain containing 1000 chain links. The length is…

A:

Q: Consider the jar of jelly beans in the photo. To get an estimate of the number of beans in the jar…

A:

Q: Determining the Number of Significant Figures in a Calculated QuantityThe width, length, and height…

A: Width of the box (b) = 15.5 cm Length of the box (l) = 27.3 cm Height of the box (h) = 5.4 cm Volume…

Q: A chemistry student needs 40.0 mL of glycerol for an experiment. By consulting the CRC Handbook of…

A: Given  Volume of glycerol = 40 mL  density of glycerol  = 1.26 gram cm-3 or 1.26 gram/cm3 Mass of…

Q: A chemistry student needs 50.0 g of diethylamine for an experiment. By consulting the CRC Handbook…

A: Given : Mass of diethylamine required = 50.0 g And density of diethylamine = 0.706 g/cm3

Q: The density of copper is 8.97 g/cm^3. What is the volume, in mL, of a 1.00 kilogram mass of pure…

A: 1.00 kg of copper is equal to 1000.0 g of copper. And 1 mL is equal to 1 cm3.

Q: b) One sphere has a radius of 5.10 cm; another has a radius of 5.00 cm. What is the difference in…

A: Calculate the difference in volumes of two spheres in cubic centimeters. Given: Radius of one sphere…

Q: To identify the substance, a chemist determined its density. By pouring a sample of the liquid into…

A: Generally, the density for a substance is determined by dividing the substance mass with the volume.

Q: what mass (in g) of solid lead would displace exactly 234.6 liters of water? The density of the lead…

A: Given : density of lead = 11.4 g/cm3                                                 Volume of water…

Q: An optician measures the diameter of her patient's pupil. The diameter is 0.0023 m. What is the…

A: We have to predict the diameter in mm .

Q: A brick of metal has these dimensions: 9.59 in x 6.09 in x 5.79 in. It has mass 11.7 kg. What is the…

A:

Q: A chemistry student is 159 cm tall and weighs 45.8 kg. What is her height in inches and weight in…

A: Conversion of units takes place using the specific conversion units.

Q: How can I use scientific notation to convert the following expression into an "ordinary" decimal? By…

A: Scientific notations are used to express the very large or very small numbers in more convenient…

Q: A sheet of aluminum (Al) foil has a total area of 1.000 ft^2 and a mass of 3.806g.  What is the…

A:

Q: An object weighs exactly five grams on an analytical balance that has an accuracy of 0.1 mg. To how…

A: The weight to be measured is 5g Accuracy = 0.1g

Q: A graduated cylinder originally contained 17.2 mL of water. An object weighing 14.1 g was then…

A:

Q: A chemistry student is 189 cm tall and weighs 55.8 kg. What is her height in inches and weight in…

A: A conversion factor is a formula used to convert a set of units to another set of units for the same…

Q: "A metal with a mass of 107.1g was placed into a graduated cylinder and completely submerged. The…

A: It is known that the density is the mass per unit of volume. Density = MassVolume d = mV

Q: what is the density of a peice of wood that weighs 78 mg and displaces 407 mL of water?

A: The formula used to calculate density is,

Q: The density of a liquid is 2.30 g/cm³. What is its density in lb/ft³? 1 in = 2.54 cm; 1 lb = 454 g 1…

A: Given, Density of a liquid = 2.30 g/cm3 Density of the liquid = ? lb/ft3 1 in = 2.54 cm 1 lb = 454 g…

Q: The weight of a metal sphere was measured to be 9.81 g. Unfortunately, the caliper that was supposed…

A: Given : weight of a metal sphere = 9.81 g  Density = 7.26 g/cm3 To find : Radius of metal surface…

Q: The density of a solid is (7.40x10^0) g/mL. What is this density in units of cg/L?  Hint: Break…

A: We know that 1g/ml =100000cg/L or 105 So 7.40×100 g/ml = 7.40×105cg/ml

Q: A wooden block occupies a volume of 16.0 mL and has a density of 1.5 g/mL. What is its mass?

A: Given Density= 1.5 g/ml Volume= 16.0ml Mass= ?

Q: A chemist weighs herself on a scale and records a mass of 65.1 kg. She removes a calculator and…

A: Given : Mass of chemist with calculator = 65.1 Kg = 65.1 X 103 g                   (Since 1 Kg =…

Q: A small cube measures 12.8 mm on a side and weighs 6.23 grams. What is the density of the cube in…

A:

Q: An object has a mass of exactly 5 g on an analytical balance that has an accuracy of 0.1 mg. To how…

A:

Q: A surveyor measures the length of a surveying chain containing 1000 chain links. The length is 0.096…

A: Answer :-  Length of single Chain link = 9.6 cm…

Q: A surveyor measures the length of a surveying chain containing 1000 chain links. The length is…

A: Length is first converted from kilometers to centimeters.

Q: Would a 250mL graduated cylinder hold 220 g of ethyl alcohol? Given that the density of ethyl…

A: We have given that the volume of graduated cylinder is 250 mL and we have to check whether this…

Q: When multiplying 602.4 m by 3.72 m, which value determines the number of significant figures in the…

A: There are some rules for assessing the count of significant figures in a number. For division and…

Q: You are using a Pasteur pipet and want to determine the volume of liquid dispensed in a drop. You…

A: From the given figure we can see that the volume of liquid present in the cylinder is approx 1 mL…

Q: An astronomer measures the distance from Earth to a newly-discovered asteroid. The distance is 2.38…

A: • The values provided in the question are:-    i) Distance between earth and newly discovered…

Q: precision of this measurement?

A: On a graduated cylinder, scales are generally determined by its size. Given : Graduated cylinder…

Q: Sodium Chloride was placed in a beaker and the beaker and the sodium chloride together had a mass…

A: This problem is based on the simple additive properties of mass. Mass of a system is equal to the…

Q: density of the cube in g/cm^3? Write in decimal form

A: Side length of cube(a) = 13.1 mm = 1.31 cm  So, volume of Cube(V) = a3  V = (1.31)3 = 2.25 cm3 Mass…

Q: The volume of liquid in a soft drink can is given as 0.355 liters (L) using only the conversions of…

A: The volume of soft drink is = 0.355 L We know that: 1 L = 1000 cm3 and 1 in = 2.54 cm The volume in…

Q: A sample of sand has a mass of 51.3 g and a volume of 28.7 cm3. Calculate its density in grams per…

A: Density = mass/volume

Q: Consider the following two volume measurements: 57.7 mL and 57.68 mL. Which of these is the more…

A: Accuracy and precision are two measures of observational error. Precision refers to how close the…

Q: volume

A: According to the question, Volume of a cube =4.55×10-24mL We need to determine the length of one…