How long is the Nile River in cable lengths, meters and nautical miles?

Q: A sample of an unknown hydrated compound weighed 16.450 grams. After heating, it had a mass of…

A: We have to calculate the percentage of water by mass in the unknown hydrated compound that weighed…

Q: The image above shows a student mixing two chemicals. Is she following safe laboratory practices?…

A: We are given an image of a girl mixing two chemicals:

Q: A sailor on a trans-Pacific solo voyage notices one day that if he puts 714. mL of fresh water into…

A: Answer :-  Mass of salt in 1 L sea water = 35 g…

Q: A patient’s cough syrup prescription comes in a 250ml bottle. For how long will the cough syrup last…

A: A patients cough syrup prescripton comes in a 250 ml bottle.The patient will take 2 teaspoon of…

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

A:

Q: A medication calls for 750 mL of D10W1/4NS to be administered over 12 hours. Calculate the quantity,…

A: Given that : The volume of D10W1/4NS solution = 750 mL Total time = 12 hrs We have to calculate the…

Q: A technical machinist is asked to build a cubical steel tank that will hold 60 L of water. Calculate…

A: Given , volume of cubical steel tank = 60 L

Q: A student is assigned to with the use of concentrat is the volume of the conce solution?

A:

Q: On a snow course, the snow depth is measured as 2 m. The density of snow is measured as 30%. What is…

A:

Q: A physician orders 3 grains Phenobarbital at bedtime for control of seizures for Mr. I. The…

A: Given that,  A physician orders 3 grains of phenobarbital.  Mass of phenobarbital in a tablet = 60…

Q: 44. Which of the following refers to finite resources that will eventually get depleted? A. Natural…

A: 44- D. Nonrenewable resources  45.  C. detergent  46. A. I and II alcohol and detergent  47. C. Wash…

Q: When a silver necklace is submerged in 20.14 mL of water, the water level rises to 22.80 mL due to…

A: Density  is defined as mass per unit volume.

Q: A solution is made by dissolving 8 grams of a salt in 100 cm³ of water (density = 1 g/cm³). Assuming…

A: Given: Mass of salt = 8 gm Volume of water = 100 cm3 Density of water =  1 g/cm3 We know that,…

Q: The longest river in the world is the Nile River with a length of 4,145 Mile MOL cable lengths…

A: Given, The length of Nile river is 4,145 miles. What is the length in cable lengths, meters and in…

Q: 12) a nurse prepared and IV of normal saline solution to be delivered to a patient at a rate of…

A: Given  Rate of delivered solution = 1.3 mL / min  Total Volume  = 250 mL  Time in hour  = ?

Q: decide if the given statement is true or false,and give a brief justification for your answer.If…

A: Given statement,    In the metric system, the concentration of chemical in a tank of solution is…

Q: Calculate the volume in liters of a 6.54 g/dL barium chlorate solution that contains 111. g of…

A: From the concentration of barium chlorate we can find the value of solution in Liters that contains…

Q: 200mg tablet of ibuprofen is how many grams?

A: Given : Mass of ibuprofen = 200 mg

Q: Kenya has a pile of salt on the counter. She uses a pinch of it for a meal . What physical…

A: The properties of a substance which can be easily measured and which defines the state of a system…

Q: Your car gets 25 miles galloon of gas . What would you be your Car's fuel efficiency in km/L

A:

Q: Obtain the % sodium by mass in a 36 g snack food with 110 mg sodium

A: Given,  36 g snack food with 110 mg sodium

Q: is it possible to answer this question: how many mg are in one km? explain

A: Unit conversion is made between two same base quantities or derived quantities like mass-mass,…

Q: Suppose the pressure in the esophagus is -1.8 mm Hg while that in the stomach is +21 mm Hg. To what…

A: Solutions- pressure in the esophagus is -1.8 mm Hg while that in the stomach is +21 mm Hg. density…

Q: A certain antihistamine is often prescribed for allergies. Atipical dose for 100 pound person is…

A:

Q: A physician has ordered 0.50 mg of atropine, intramuscularly. If atropine were available as 0.10…

A: Dosage of atropine needed = 0.50 mg Available solution of atropine = 0.1 mg/mlThe physican would…

Q: What is the distance of a light year in metres?

A:

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: At a local hospital, 35 babies were born. If 29 were boys, what percentage of the newborns were…

A: Given: Total babies are 35.Number of boys are 29.

Q: To mix a cleaning solution, 25 mL of concentrated cleaner is added to 625 mL of distilled water.…

A:

Q: cent com ty of the

A: The empirical formula of a compound is the chemical formula of the compound in the simplest ratio of…

Q: mass of the body re

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Discuss one of the Philosophers and his contributions to science history;Give at least 10 sentece

A: We all have learn about one of the greatest and very attractive philosopher and his name was…

Q: If the pOH of a solution is 11.6 the [H] would be M. You only need to put a number in the blank, the…

A: The given data contains, pOH = 11.6

Q: How far in centimeter is a distance of one femtometer?

A: How far in centimeter is a distance of one femtometer?

Q: Naporsyn 0.375 gm is ordered for a paitent. Naprosyn is supplied in 250 mg scored tablets. How many…

A: According to the question,  Amount of naporsyn ordered for patient = 0.375 g = 375 mg.  Dosage of…

Q: The    LD50(mice)    for    caffeine    is    192    mg/kg,    and    for    nicotine    it    is…

A: LD50 of a chemical for an organism is the dosage of a chemical that would be lethal to 50% of its…

Q: agine you are preparing an the assay is 100 mL. What is the working concentration of selenium…

A: Assay is the process  of analyzing a substance to determine  its composition and  quality

Q: If the pOH of a solution is 11.6 the [H+] would be _______ M.   You only need to put a number in…

A: Given: pOH = 11.6

Q: How many milliliters of water should a chemist add if th

A:

Q: A 1-ounce serving of Doritos has 17 g of carbohydrates. What is this mass unit of ounces?

A: The relationship between mass in ounce and g s  1 ounce = 28.35 g

Q: The diagram above shows an electrolytic cell used to plate a nail with zinc. The mass of zinc plated…

A:

Q: Calculate the molarity of the student's sodium hydroxide solution. Round your answer to 2…

A:

Q: , which among GaAs, LiBr, C, and Li will be the greatest conductor

A: Substance which has more number of ions have more electrical conductivity.  So, strong electrolytes…

Q: Provide one metric unit of volume.

A: Volume is amount of space that an object takes up.

Q: The surface area of Earth is 510 * 106 km2, and 71% of this isocean. Using the data from the sample…

A: Given: Surface area of the earth = 510 x106 km2 Area covered by oceans = 71% Formula: The depth of…

Q: What volume of water w

A:

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.