Trying to figure out how to convert nanograms to milligrams. There was an example given to me but I do not quite understand it.  Could you please explain this example: Convert 6.7 nanograms to milligrams. (6.7 ng) x (10^-9g/1ng) (1mg/10^-3g) = 6.7x10^-6mg I tried to type it out as clearly as possible...

Q: 1. Calculate the number of nanograms in 1.545x10 Megagrams. 2. Calculate the number of Teraliters in…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A 6.0-ft person weighs 168 Ib. What is this person's height in meters and weight in kilograms? (1 lb…

A: In the above question, we have given height and weights of a person in ft and lb. We will convert it…

Q: A solution for disinfecting clinical thermometers was prepared by dissolving 22.5 g of ethyl alcohol…

A:

Q: Questions 1.39

A: The reaction is as follows,

Q: Chlorine is used to disinfect swimming pools. The accepted concentration for this purpose is 1 ppm…

A: Given : Mass of water in swimming pool = 8.45 X 104 gallons  Mass percent of chlorine = 6.00 %  And…

Q: 0.9989 g Volume used (ml) ? Mass of NagHaY 2H20 Initial volume (ml) final volume (ml) 25.25 Thration…

A: Given: Initial volumes (mL): 0.75, 1.25, 1.75, 2.55 and 1.90. Final volumes (mL): 25.25, 26.75,…

Q: he concentration of PSA (prostate-specific antigen) in the blood is sometimes used as a screening…

A:

Q: A chemistry student weighs out 0.150g of phosphoric acid H3PO4 , a triprotic acid, into a…

A: The 250 ml of solution is equal to 0.250 L. The concentration of phosphoric solution (M) is…

Q: How many milliliters are in 17.5L? How many microliters are in 41.0 mL?

A: Milliliters and microliters are the units to measure Volume.

Q: A student performs an experiment to determine the density of a sugar solution. She obtains the…

A: A data is said to be precise if experimental values are close to each other.  A data is said to be…

Q: An insulin solution is given to a patient suffering from hyperglycemia at the rate of 20.0 mL/hr.…

A: The rate of any process is amount of the substance flow per unit time.  The unit time may be in sec,…

Q: A student weighed a wet 10-mL graduated cylinder. The cylinder contained at least 0.5 mL of water…

A: Given that : A student weighed a wet 10-mL graduated cylinder. The cylinder contained at least 0.5…

Q: A pharmacy technician is asked to dispense 250ml of solution which contains 0.05g/5ml of drug. How…

A: Mass can be measured in different units such as grams (g), kilogram (kg), milligrams (mg)  Some…

Q: Nurses are often required to calculate dosages. That is, they must check the order that a doctor has…

A: Answer is given below

Q: A chemistry student weighs out 0.417 g of citric acid (H,C H¸O,), a triprotic acid, into a 250. mL…

A: Given,  Weigh of citric acid = 0.417 g  Volume of citric acid = 250 mL  Molarity of NaOH = 0.1000 M…

Q: laboratory procedure calls for making 510.0 mL of a 1.3 MKNO3 solution. How much KNO3 in grams is…

A:

Q: An alcohol solution was prepared by adding enough water to 35. 0 mL of the alcohol to make a total…

A:

Q: The normal level of urea nitrogen in adults is 7-18 mg/dLmg/dL. What is this range in ppmppm?…

A: Given : The normal level of urea nitrogen in adults is 7-18 mg/dL. What is this range in ppm?

Q: A mouthwash contains 24.0 %% alcohol by volume. If the bottle of mouthwash contains 340 mLmL , what…

A: 24.0 % alcohol by volume implies that 24.0 mL of alcohol is present in 100 mL of solution.

Q: the old pharmaceutical system of measurements, masses were expressed in grains. There are 5.760 x103…

A: Given:  Mass of 5.760 x 103 grains = 1 lb  1 lb = 453.592 gm  Number of grains in aspirin = 5

Q: Potassium cyanide is a toxic substance, and the median lethal dose depends on the mass of the person…

A: Solution :       The molarity of the solution is defined as the number of moles of solute dissolved…

Q: An analytical chemist weighs out 0.074 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Acid - Base titration  In acid - base titration at equivalence point M1×V1 = M2×V2  Let, 1 for acid…

Q: Acetone is a common solvent that has a density of 0.7899 g/mL.0.7899 g/mL. What volume of acetone,…

A: Density = Mass/ volume  Density of Acetone is 0.7899 g/ml  0.7899 g of acetone has volume 1 ml  lets…

Q: A chemistry student weighs out 0.0874 g of sulfurous acid (H,SO), a diprotic acid, into a 250. mL…

A: Given-> Weight of sulfurous acid=0.0874g Volume of volumetric  flask= 250 mL  Concentration of…

Q: An adult should have no more than 23032303 mg of sodium per day. What is this limit in kilograms…

A: Given: Mass of sodium = 23032303 mg   Conversion of mass of sodium from mg to kg: 1 mg = 10-6 kg

Q: The volume of seawater on Earth is about 3.3 x 108 mi3. If seawater is 3.5% sodium chloride by mass…

A:

Q: Julia needs 75 milliliters (mL) of 4.0 x 104 M sulfuric acid solution. She has access to the…

A: The Answer to the following question is given as -

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

A:

Q: A pharmacist had 3 grams of hydromorphone hydrochloride. He used the following: 1⁄8gram, followed by…

A: Just we need to calculate amount of hydromorphone hydrochloride left.

Q: Price the Prescription using the Professional Fee method. Rx Potassium chloride 40 mEq NaCl 30 mEq…

A: The professional fee is ₱35.00. The mass of KCl and NaCl in each mEq is 0.075 g and 0.058 g,…

Q: A chemist wants to make 5.0 LL of a 0.330 MCaCl2MCaCl2 solution. What mass of CaCl2CaCl2 (in gg)…

A: Given  Molarity of CaCl2 =  0.330 M                               = 0.330 mole/Liter Volume of…

Q: Someone invents a new unit of measurement called a musk and defines that 5 mu equal to exactly 10-7…

A: In the given question we have to convert  the gram in musk unit measurement, the given measurement…

Q: How many milliliters would you inject into a 175 pound patient that needs 2.50 grains of medication…

A: Given : Mass of patient = 175 lbs Dose of medicine = 2.50 grains/25.00 Kg body weight = 0.1…

Q: An analytical chemist weighs out 0.141 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given, Mass of unknown diprotic acid = 0.141 g. Volume of flask = 250 mL Molarity of NaOH = 0.1100 M…

Q: An analytical chemist weighs out 0.280g of an unknown diprotic acid into a 250mL volumetric flask…

A: As per the data given in the question,Weight of unknown diprotic acid = 0.280 gVolume of solution…

Q: Chlorine is used to disinfect swimming pools. The accepted concentration for this purpose is 1 ppm…

A: The mass of water in the pool is calculated as,

Q: A student pipetted 10 mL of a sample solution into a 250 mL volumetric flask and diluted it to the…

A: At first 10 mL of original solution is taken in 250 mL flask and the rest 240 mL of water is added…

Q: 7) Tums is a popular remedy for acid indigestion. A typical Tums tablet contains calcium carbonate…

A:

Q: What is the volume in milliliters of 7.22 grams of acetone? Acetone (fingernail-polish remover) has…

A:

Q: A chemistry student weighs out 0.146 g of ascorbic acid (H,C,H,0,), a diprotic acid, into a 250. ml…

A: Given mass of ascorbic acid is ---- 0.146g Volume of the acid is ----250mL =0.250L Molarity of the…

Q: A chemist makes 980. mL of copper(II) fluoride (CuF,) working solution by adding distilled water to…

A: The given information is: Concentration of stock solution = 2.45 mM Converting the value of stock…

Q: An analytical chemist weighs out 0.268 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given: Mass of unknown diprotic acid = 0.268 g Molarity of NaOH solution = 0.1500 M         Volume…

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: 267 grams is the same as ___ milligrams. 0.267 267,000 2,67 26,700 0.00267

A: Hello dear welcome on bartleby;   The correct answer is 267,000

Q: A chemistry student weighs out 0.0202 g of acrylic acid (HCH,CHCO, into a 250. mL volumetric flask…

A: To calculate the volume of NaOH solution needed , we would first write a reaction between acrylic…

Q: In an alternate reality, the following salinity vs. density information was collected and summarized…

A: Given - Salinity (g/mL) Density (g/mL) 0.00 0.983 20.00 0.998 50.00 1.020 100.00 1.057…

Q: A solution of 5.00% glucose (C6,H12,O6) solution is used in many medical settings. If you are given…

A:

Q: In some polluted city air the amount of lead was measured at 3.1 x 10^-6 g/m^3. What is the amount…

A: Cubic meter and cubic centimeter are some common units of volume. Similarly, grams and kilograms are…

Q: You have a patient who weighs 95 pounds. The dosage of a drug is 1.5 mg drug per kg of body mass.…

A: First we need to understand which unit convention are used in the question and which we want to use…

Q: A chemistry student weighs out 0.130 g of phosphoric acid (H, PO,), a triprotic acid, into a 250. mL…

A: