How many kilograms does a 48 pack of 500 mL water bottles weigh (assume plastic bottles have insignificant weight)

Q: A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 63-mL sample of…

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Q: a doctor ordered 45 cc's of an anacid for a patient. How many ounces of this anacid should the nurse…

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Q: How many grams of aspirin are contained in a 325-mg tablet?

A: Given data, The mass of the aspirin = 325 mg. To calculate the number of grams of aspirin.

Q: A chemist synthesized 0.510 kg of aspirin in the lab. If the normal dose of aspirin is 325mg…

A: Aspirin is also known as acetylsalicylic acid. It is used as a medicine to reduce fever, pain, etc.…

Q: A student needs 15.0 g of ethanol for an experiment. If the density of alcohol is 0.789 g/mL, how…

A: we know that, density is the ratio of mass and volume. here, we have to calculate the required…

Q: If a prescription reads "50 mg Haldol decanoate I.M. every week", how many vials of Haldol decanoate…

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Q: DETERMINE THE MASS OF A STEEL BEVERAGE CAN FROM 1970'S AND THE MASS OF MODERN A,UMINUM CAN. HOW MUCH…

A: Around 1970's mass of steel beverage cans used was around 42 gm  now a days we are using aluminium…

Q: A 250 mL glass of orange juice contains 22 grams of sugar. How much sugar is in a two-liter (2,000…

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Q: Keftab (cephalexin) is prescribed for an elderly patient who weighs 80 kilograms. The order is 10…

A: Mass of patient = 80.0kg  Prescribed dose = 10mg/kg

Q: A physician orders 700,000 units of penicilin. The vial of penicilin is labeled 250,000 units/cc.…

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Q: . Convert 12.3 mg/cm³ to kg/m³

A: Given,  12.3 mg/cm3 1 kg = 106 mg or    1 mg = 10-6 kg To convert mg to kg multiply with 10-6. 1…

Q: A 40 g serving of Lucky Charms has 30 grams of sugar. What is the % m/m of sugar?

A: Interpretation: A 40 g serving of Lucky Charms has 30 grams of sugar. The %m/m of sugar is to be…

Q: A bench press bar has a mass of 20.4 kg . How many lb is this?

A: Rule for significant figure in mathematical operations :-1 Addition and Substraction round by the…

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: Blueberry high-fiber muffins contain 54 % dietary fiber by mass. If a package with a net weight of…

A: Weight of each muffin has to be converted into grams:

Q: A physician orders 700,000 units of penicillin. The goal of penicillin is labeled 250,000 units/cc.…

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Q: Convert 2.554 mg/mLmg/mL into pg/mLpg/mL.

A: Density is defined as the mass per unit volume. It is represented by. The relation for density is…

Q: How are the molecules in oxygen gas, the molecules in hydrogen gas, and water molecules similar? How…

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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: How are the molecules in oxygen gas, the molecules in hydrogen gas, and water in molecules differ?

A: Electronegativity of oxygen=3.5 Electronegativity of Hydrogen=2.1

Q: A doctor prescribes 2.5 g of a drug, daily, for a patient. The pharmacist has only 500 mg tablets…

A: Solution: We know for unit conversion: 1 g = 1000 mg. Here we want 2.5 g of the drug. But chemist…

Q: A physician orders 700,000 units of Penicillin. The vial of Penicillin is labeled 250,000 units/cc.…

A: The concentration of a solution represents the amount of the solute (in mol, mass or volume) present…

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

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Q: tablets

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Q: A low dose of asprin contains 81 mg per tablet. How many grams will the patient take over the course…

A: This numerical can be easily solved by unitary method. From this method we can easily determine the…

Q: 21. A 12.0 g sample of which of the following substances (same list as in the previous question)…

A: For a fixed mass, the liquid will have more volume as compared to the solid.  In solid the particles…

Q: The bottle contains 15 grams of Ni powder Macroscopic or Microscopic?

A: If a object of our interest can be seen with the naked eye, then the constituting substance is…

Q: An adult should have no more than 2303 mg of sodium per day. What is this limit in kilograms (kg)

A: According to the question, the daily limit of sodium intake for an adult is 2303 mg. Given: The…

Q: Density of Substances at Room Temperature Liquid Density (g/mL) ethanol 0.789 milk 1.033 oil EAS…

A: Given substances, Ethanol Milk Oil Water

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) If the proper dose of ibuprofen for a 150.-lb adult is three 200.-mg tablets, calculate the…

A: According to question, a 150 lb adult requires 600 mg of ibuprofen. 68.03 kg  requires 600 mg of…

Q: How many low dose 81mg aspirin tablets can be made from 1.21 kg of aspirin?

A: Given : mass of aspirin = 1.21 kg  Since 1 Kg = 1000 g and 1 g = 1000 mg Hence 1 Kg = 1000 X 1000 =…

Q: p= 123 kg/m3, m= 65 kg, V = ?

A: Provided density of the substance (ρ)=123kg/m3 mass of substance= 65kg Since,  volume(V)=mass/…

Q: A patient weighing 100 lb must receive 1.5 mg/kg PO of a drug. how many 700mg tablets will you…

A: Given:: Weight of patient = 100 lb Dose = 1Kg weight consume 1.5mg of tablet then,

Q: A pill that is 91.5% aspirin is found to contain 53.32 mg of aspirin. What is the mass of the pill…

A: Mass percent Mass percent is calculated as Mass percent = (mass of substance/ total mass of sample)…

Q: A bench press bar has a mass of 20.4 kg How many Ib is this?

A: Given :- mass = 20.4 kg  To convert :- kg to lb

Q: If gold is worth $12.50 per gram. How much will a $20,000 car cost in pounds of gold?

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Q: If the proper dose of a medication is 10 μg/kg of body weight, how many milligrams would a 200-lb…

A: Given data dose required =10 μgkg of body weight Mass of body = 200 lb…

Q: Using at least 2 conversion factors in sequence, concert the mass of a 254 mg aspirin tablet to Mg.

A: Given: Mass in mg = 254 mg.

Q: a certain med was available 0.50gm/100mL. A doctor prescribed a dosage of 15 mg to be delivered by…

A: Given Data: Available medicine = 0.5 gm/100 ml Prescribed dose = 15 mg/hr To Determine: Volume of…

Q: If a physician prescribed 4 grams of aspirin to be taken by a patient daily, about how many 5 grain…

A: Mass of asprin in each tablet = 5 grain  Mass of asprin required = 4 g

Q: The density of gold is 19.32 grams per cubic centimeter. How many kilograms per cubic meter is this?

A: We have to calculate the density in Kg/m3.

Q: How many milligrams would an 18.2 kg child take?

A: Given :- recomended dose = 9.00 mg/kg  Weight of child = 18.2 kg  To calculate :- mass of drug (in…

Q: A patient receives a prescription for 3 g of an antibiotic. The tablets on the shelf are 250 mg. How…

A: Given : Mass of antibiotic = 3g Total antibiotic = 250mg

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

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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: A shampoo reads 11.6 ounces and 15% more than its competitors. Deduce the number of ounces for…

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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: A doctor’s prescription for Pepcid is 15.5mg per kg of body weight per dose. For an adult who…

A: Given :-  Mass of pepcid for 1 kg body weight = 15.5 mg  Weight of person = 135 lbs  To calculate :-…

Q: A 42.7 gram sample of potassium nitrate contains how many grams of potassium?

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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.