Answered: After analyzing soil samples, we found…

After analyzing soil samples, we found 70 mg arsenic in 120 kg soil. Concentration of arsenic in the soil = ________ µg/kg

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 46A

See similar textbooks

Related questions

Q: during a glucose tolerance test the serum glucose concentration of a patient was found to be 131…

A: Since

Q: Ensure Nutrition Shake is 237 ml per serving: how many grams is this? Muscle Milk is 330 mL per…

A: The mass of ensure nutrition shake, muscle milk, and skim milk is calculated as,

Q: A 11.630 gg milk chocolate bar is found to contain 7.815 gg of sugar. What will be the amount of…

A: Given: Mass of milk chocolate = 11.630 g. The mass of sugar in it = 7.815 g. And the mass of another…

Q: QI) A) List five safety rules which should be followed in chemistry laboratory.

A: Lab safety plays an important role in the when one is working a lab full of hazardous chemicals.…

Q: Part A 259 mL of a 0.200 M HNO3 solution from a 4.50 M HNO, solution Express your answer with the…

A: All part answer to be in mL All part can be solved by using M1V1 = M2V2 Detailed solution is posted…

Q: A patient in hospital is receiving the antibiotic amoxcillin IV at the rate of 50. mL/h. The IV…

A: To solve this problem, we need to use dimensional analysis. In dimensional analysis, we convert from…

Q: Calculate the oral dosage in 200.0 mg tablets of Amoxicillin for a 66.0 lb child. Recommended…

A: Given the amount of amoxicillin in 1 tablet = 200.0 mg Recommended dosage = 20.0 mg / Kg.day Mass of…

Q: Suppose you want to make a 0.75 M solution of copper (II) sulfate in a 250 mL volumetric flask. What…

A: To calculate mass of CuSo4 required to make 0.75M solution in 250 ml.

Q: Select the two statements that provide evidence that mixing the two liquids produced new substances.…

A: Formation of new substance leads to chemical reaction. In a chemical reaction, two or more species…

Q: A volume of a bacterial cell is 3.10μm3. Calculate the volume of 1x105 cells in liters (L)

Q: The Daily Value for phosphorus is 900 mgmg. How many grams of phosphorus are recommended? Express…

Q: grams per liter

Q: How many mg in 3.41 x 10-5 g?

A: The milligrams (mg) in 3.41 x 10-5 g are to be calculated. Select one: 3.41 x 10 3 mg 3.41 x 10…

Q: 4. A patient who is pre-diabetic showed a level of 180. mg of glucose per 100. mL of blood, also…

Q: Children's chewable tylenol contains 80mg of acetaminophen per tablet. If the recommended dosage is…

A: The weight of the child is 70 pounds. It is converted into kilograms.

Q: 12. What is the specific gravity of object that has a density of 2.1 g/ml

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

Q: A 12 pound baby is to be given 2 oz of formula per kilogram of body weight every 8 hours. How much…

A: Given : Mass of baby = 12 pound Dose of medicine = 2 oz/Kg of baby weight Duration of dose = 8…

Q: Which piece of lab equipment is used to obtain a small, accurate volume from a stock solution for a…

A: The amount of solute dissolved in the solution is known as the concentration of the solution. In the…

Q: A physician orders 3/4 gr of codiene every 3 hours. Codeine 15 mg tablets are available. how many…

A: The mass of codeine one tablet is 15 mg. The amount of codeine ordered by physician in every 3 hours…

Q: Amount of water Amount of Ratio of (grams) cornstarch cornstarch to (grams) water 50 225 100 225 150…

A: Given that, Amount of water (grams) Amount of cornstarch (grams) Ratio of corn starch to water…

Q: convert concentration of 5 micrograms/ml to mg/ml

Q: A student measures that the mass of a sugar solution is 5.70 g and the volume of the solution is 5.0…

A: Density = mass/volume =5.70/5=1.14 g/ml

Q: Answer Bank Iron(s) NaCl(s) Sand(s) Naphthalene(s) iron (s) naphthalene (s) sublimation dissolve in…

A: The compounds can be separated from the mixture on the basis of their chemical and physical…

Q: gravimetric factor to convert

A: Molar mass of Borax(Sought) =359.75 gram and molar mass of B2O3=69.63 gram

Q: Mary's blood glucose reading two hours after eating breakfast is 117 mg/dL. What is Mary's blood…

A: The quantities which come across during the scientific studies are named as physical quantities. The…

Q: Calculate the volume (in mL) per dose for 275. mg/mL amoxicillin to deliver two doses per day at…

A: Since mass of patient = 22 pount And 1 Kg = 2.2 pound Hence mass of patient in Kg = 22 / 2.2 = 10…

Q: A child needs an antibiotic to treat an infection. The antibiotic is available as 28 mg/tablet. The…

A: Given that : Mass of the tablet = 28 mg Dose of antibody required per kg = 5.4 mg/kg Weight of the…

Q: A 46.60-gram pycnometer was filled with 100.50 grams of liquid. When filled with insoluble powder,…

Q: A mineral water has 21 mg Mg in a 500-mL bottle. The needed amount of Mg per day for adult women is…

A: Mineral water contain 21 mg of Mg in 500 mL bottle . Means one 500 mL bottle = 21 mg of Mg The…

Q: Assume the recommended single dose of ibuprofen for children over the age of two is 4.5 mg per pound…

A: Given :

Q: If a 185-lb patient is prescribed 145 mg of the cholesterol-lowering drug Tricor daily, what dosage…

A: We can solve the problem by unit conversion. The given unit of mass is to be converted to the…

Q: If it took 17.6 mL of iodine to titration an unknown quantity of Vitamin C in a sports drink and the…

A: Given : volume of iodine (I2) = 17.6 mL The conversion factor : 9.87 mg Vit C/mL I2 It means 1 mL I2…

Q: If you determined the average concentration of vitamin C in the fruit juice to be 0.58 mg/mL, how…

A: The concentration of Vitamin C in the fruit juice is = 0.58 mg/mL The recommended amount of vitamin…

Q: The concentration of cholesterol in a blood sample is found to be 215 mg/dL. express this…

A: Concentration of a solute is the ratio of the amount of solute in a solution to the volume of…

Q: A patient provides a urine sample. The density of the patient's urine is 1.0212 g/mL. What is the…

Q: QUESTION 1 A patient weighs 60kg. The doctor prescribed a dosage of 1.25 mg/kg of bodyweight to be…

Q: Percocet contains oxycodone at varying strengths. Every strength also contains 325 mg of…

A: Given : Maximum amount of acetaminophen given daily = 3.9 g of acetaminophen And mass of…

Q: 12.4 mL of a urine sample has a mass of 0.13 g. What is the specific gravity of the sample. Report…

A: we have to calculate the specific gravity of urine sample

Q: If you determined the average concentration of vitamin C in the fruit juice to be 0.65 mg/mL, how…

Q: Common Laboratory Equipment DI

A: Since you have posted multiple apparatus, the labelling of first three apparatus are given. Kindly…

Q: A prescription medication requires 7.00mg per kg of body weight. Determine the correct dose (in g)…

A: Prescription medication requires 7.00 mg per kg of body weight. The bodyweight of the patient is 183…

Q: medical solution had a concentration of 30mg/ml. How many ml would need to be delivered to dispense…

A: 30mg have 1ml 1mg have= 1÷30ml 150mg=150÷30=5ml

Q: Volume of a drop of H2O Total volume in graduated cylinder 3.11 mL Total number of drops placed in…

A: 5. Given information, Total volume in graduated cylinder 3.11 mL Total number of drops placed…

Q: A patient gets 2 L of dextrose 4% in 0.18% sodium chloride over 18 hours through an IV. Calculate…

A: Given: Drop rate of fluid = 20 gtt/mL Volume of fluid = 2 L = 2000 mL Time = 18 hours = 18×60 min =…

Q: A cell biologist measures the width of a cell. The width is 90μm. What is the width in meters?…

Q: Which of the following statements is incorrect? * A. Storing food inside a chemical cabinet is…

A: Have to find the incorrect statement and odd one.

Q: A patient required 8.8 pt of blood during surgery. How many liters does this correspond to?

A: The requirement of the blood for the given patient is = 8.8 pt The volume of this blood in a liter…

Q: Assume the recommended single dose of ibuprofen for children over the age of two is 4.5 mg per pound…

A: Single dose of ibuprofen for children over the age of two is 4.5 mg per pound (mg/lb) 4.5 mg per…

Q: The concentration of cholesterol in a blood sample is found to be 215 mg/dL. express this…

A: Given that - Concentration of cholesterol in a blood sample = 215 mg/dL = (215 mg/dL)×(1 g/1000…

Concept explainers

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.

Question

After analyzing soil samples, we found 70 mg arsenic in 120 kg soil. Concentration of arsenic in the soil = ________ µg/kg

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Volume of a drop of H2O Total volume in graduated cylinder 3.11 mL Total number of drops placed in cylinder 74 Volume of one drop of water Measured volume in L quarts
Which piece of lab equipment is used to obtain a small, accurate volume from a stock solution for a dilution procedure? a) graduated cylinder b) pipet c) buret d) beaker e) none of the above
An infant acetaminophen suspension contains 80 mg/0.80 mL suspension. The recommended dose is 15 mg/kg body weight. How many mL of this suspension should be given to an infant weighing 17 lb? (Assume two sig figs).
An infant acetaminophen suspension contains 80 mg/mg/0.80 mLmL suspension. The recommended dose is 15 mg/kgmg/kg body weight. How many milliliters of this suspension should be given to an infant weighing 17 lblb ?
Makes oceans and seas to have higher clarity than lakes and rivers. a. SALINITY b. TURBIDITY c. RESISTIVITY d. CLARITY
convert concentration of 5 micrograms/ml to mg/ml
1. Describe the appearance of the residue (salt) after evaporation. 2. TRUE OR FALSE a. Check the zero reading before weighing. b. Weigh the sugar using a clen watch glass. c. Move the rider until the pointer scale swings to zero reading.
10-lbm/gal salt water mud is tested using a 20-ml retort and found to contain 15 ml water and 1 ml of oil. The mud contains 200 g/L of NaCl. The density of oil is 0.85 g/mL. Determine:a) Oil and water contentsb) Total solid contentc) Density of Solid
What is the weight of Amphotec®, an antibiotic preparation for aspergillus infection, necessary for a 135 pound patient at the rate of 3.5 mg/kg per dose? (Given: 1kg = 2.205 lbs) a. 61.4 mg b. 2228 mg c. 7.7 mg d. 214 mg
Dehydration of body tissues is a chemical change True False
A patient weighing 80 kg requires an oral daily dose of 12 mg/kg of drug D for 14 days. Drug D is available only as a suspension of 30 mg/ 2 mL. How much suspension (in mL) will this person use during this course of treatment? (You can assume that the patient is fully complaint and no spillage or loss in any other way occurs.)
The concentration of cholesterol in a blood sample is found to be 215 mg/dL. express this concentration in the following units: Enter a number only. Do not spell. Do not use scientific notation. Remember significant figures. a) g/100 mL g/100 mL b) mass–volume percent % (m/v)