What is the difference between mass and weight? If a person weighs 168 lb on Earth, about how much would  the person weigh on the moon?

Q: One important observation that supporters of the phlogiston theory had trouble explaining was that…

A: Lavoisier, a French chemist, conducted an experiment in which he decomposed the mercury calx into…

Q: A metal cylinder weighs 49.999 mg. How many pounds (lb.) does it weigh? Use scientific notation to…

A: Given, Mass of cylinder = 49.999mg

Q: A large stone weighs 53.0 kg, how many pounds does it weigh?

A: Given: Mass in Kg = 53.0 Kg.

Q: If your blood has a specific gravity of 1.062, how many grams of blood would you lose if you made a…

A: The volume of donated blood is = 1.321 pt 1 pt = 437 mL The density of the blood is = 1.062 g/mL The…

Q: A lab procedure requires 2.35g of ethyl alcahol to be dispensed with a syringe. Show a calculation…

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Q: Based on the experiment conducted, what do you think is the relationship of Density to Mass and…

A: Given : 1. Mass and Volume 1. Density and Specific gravity To Find : 1. Relationship 1. relationship…

Q: If a person weighs 225lbs 10oz how many mg does s/he weigh

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Q: Is a 197-lb weight lifter light enough to compete in a class limited to those weighing 90 kg or…

A: Given the weight of the weight lifter is 197 lb. To know many kg, we need to use 1 lb = 0.454 kg 197…

Q: A chemist encounters an unknown metal. They drop the metal into a graduated cylinder containing…

A: Density = Mass / Volume

Q: Questions 1. What is the difference between mass and weight?

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next…

Q: How many kg are in 45.5 lbs (pounds)?

A:

Q: the food and drug administration (fda) recommends that dietary sodium intake be no more than 2400 mg…

A: Given: Mass= 2400 mg= 2.4g 1 lb=453.6g To find The mass in pounds (lb)

Q: 2. A nurse measured the average heart beats of a patient and reported to the doctor in terms of time…

A: The time period of patient patient heart beats = 0.8 s  Number of heart beats formed in a minute = ?

Q: It is determined by immersing a crow in water that its volume is 26 inches cubed. A. What would its…

A:

Q: An Astronaut on the moon places a package on a scale and finds its weight to be 12 N What would the…

A: Weight of package on moon = 12  N

Q: How many of mL of volume will the metal take up?

A: Given :-  Mass of metal = 430.0 g  Density of metal = 5.85 g/mL  To calculate :-  volume of the…

Q: A physician orders a drug to be administered to a patient weighing 36 lbs. How much does the patient…

A: Given, Weight of patient = 36 lbs   Required, Weight of patient in Kg

Q: how many milligrams should be administered to a 165 lb person?

A: Given :- weight of person = 165 lb  dosage required per kg or body = 4 mg  To calculate :- mass of…

Q: What is the difference between an exact number and an inexact number? Give an example of each type…

A: The arithmetic numbers can be categorized into two categories: exact and inexact numbers. These…

Q: A large stone weighs 53.0 kg how many pounds does it weight

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Q: A metal cylinder weighs 20.050 g. How many pounds (lb.) does it weigh?

A:

Q: Which weight would you expect to be suitable for weighing on an ordinary bathroom scale

A: An ordinary bathroom scale can be measured in kg.

Q: A visitor from Europe knows their weight to be 75.2 kg. How much does the person weigh in pounds

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: If a piece of iron sinks in water, how does its density compare to that of water?

A: The density of water has to be compared to the  piece of iron sinks in water has to be given,

Q: The volume of blood plasma in some random adult is 3.20 L. The density of blood plasma is 1.03 g/cc.…

A: Density ( d ) :- The ratio of mass of a substance to its volume is called density d = m / V The unit…

Q: A boy found a metal sample which weighed 473 g. The metal displaces 19.3 mL of water. Is his metal…

A:

Q: Explain the difference between mass and weight.

A: Mass : mass is a quantity of matter present in an object. Weight : weight is the force with which…

Q: A doctor’s prescription for ibuprofen is 6.5mg per kg of body weight per dose. For a child who…

A:

Q: Alessa Romano has just given birth to a bouncing 8 lb, 8 oz baby girl. How should she describe the…

A:

Q: A boy found a metal sample which weighed 374 g. The metal displaces 19.3 ML of water. Is his metal…

A: In order to find the whether the given metal is gold or not we first write down the given data:…

Q: A patient weighs 186 lbs. She must receive an IV medication based on body weight. The order reads,…

A: At first, we have to calculate the weight of the patient in kilogram unit. Then we have to determine…

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: You wash dishes for a chemistry laboratory to make extra money for laundry. You earn 12…

A: Introduction: The given rates can be multiplied or divided so that the undesired units will cancel…

Q: Which weight would you expect for weighing on an ordinary bathroom scale

A: Ordinary bathroom scale has a range – 1 kg to 140 kg

Q: Give “Drug X” 5 mg/kg per day in two divided doses. The patient weighs 44 lb. How many milligrams…

A: “Drug X” 5 mg/kg per day  Convert weight of patient in kg  1 lb = 0.453592 kg  44 lb = 19.9581 kg…

Q: a large stone weighs 53.0 kg. How many pounds does it weigh?

A: The relation between kilogram (kg) and pound (lb) is written below.1 kg = 2.205 lbs

Q: The distance from Miami to Orlando is 235.0 mi. What is the distance in micrometers?

A: Given  Distance between  city  235 .0 mi

Q: Assume it takes 7 minutes to fill a 30 gallon gasoline tank. Determine the time interval, in hours,…

A: Rate at which the tank is filled can be expressed in terms of total volume divided by total time.…

Q: A beaker contains water up to the 130 mL mark. We introduce an object 38 g of dough and we observe…

A:

Q: Explain the difference between mass and weight. Why is your weight on the Moon one-sixth that on…

A: Mass and weight are not the same thing. Mass never changes with change in the location but weight…

Q: When completely filled with water, the beaker and its contents have a total mass of 405.55 g.405.55…

A: In the given question we have to find out the volume of beaker occupied by water then by considering…

Q: How many kilograms does a 48 pack of 500 mL water bottles weigh (assume plastic bottles have…

A: Density of any substance is the ratio of mass and volume. It is denoted by ρ(roh). Density =…

Q: Explain why scientists use mass instead of weight for their measurements.

A: Mass is a absolute and independent property while weight is gravity dependent property, so weight of…

Q: The density of sulfuric acid is 1.84 g/mL. What volume of this acid will weigh 15.7 g?

A: Given :- density of sulfuric acid = 1.84 g/mL  mass of sulfuric acid = 15.7 g  To calculate :-…

Q: Convert 809 kg per hour to pounds per minute

A: We know, 1 kilogram = 2.20462 pounds  1 Hour = 60 minute Therefore, 1 pounds/minute = 27.2155…

Q: A doctor orders 0.025 mg/kg body weight of morphine for a patient. If a patient weighs 117 lbs and…

A: Morphine required = 0.025 mg/kg Human body weight = 117 lbs = 53.05 kg Morphine concentration = 5.0…

Q: the teaspoon of a liquid has a mass of 6.96 g and a volume of 43.2 mL. how may teaspoons would be in…

A: It is given that each teaspoon contains 6.96 g of mass. So, inorder to find how may teaspoons would…

Q: How much does a cubic meter of water weigh, in pounds? The density of water is 1.00 g/mL.

A: Given :- density of water = 1 g/mL               Volume of water = 1m3 To calculate :- mass of water…

Q: An internist orders 10 mg per 5 kg of body weight of a drug for a female patient who weighs 110 lb.…

A: An internist orders 10 mg per 5 kg of body weight of a drug for a female patient who weighs 110 lb.…

Q: The daily dose of ampicillin is 115 milligrams per kilogram of body weight. Write out 4 relevant…

A: The relationship beteen milligrams to grams is 1 g = 10-3 g      The relationship between kg to g is…

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.