7.4 g of LINO3 from a 45 %(m/m) LİNO3 solution Express your answer to two significant figures and include the appropriate units. HA ? Value Units Submit Request Answer

Q: A tanker truck carrying 6.05x103 kg of concentrated sulfuric acid solution tips over and spills its…

A: Mass percent :- The mass of solute in grams present in 100 grams of solution is known as mass…

Q: Write out 2 relevant conversion factors as fractions that you'll need to solve the problem then…

A: Now we write the conversion factors of these units as follows:

Q: What is the pOH to the correct number of significant figures for a solution when the (OH- = 1.56x10…

A: Given : We have to calculate the pOH.

Q: If 33.7 mL of seawater has a mass of 20.21 g and contains 4.11 g of solute, what is the mass percent…

A: Mass of seawater = 20.21 g  Mass of solute = 4.11 g  Mass percent concentration of seawater = ?

Q: 4B.

A: Since we have 1.4 L solution of a 4.4% glucose  => mass of glucose = volume in mL X % glucose /…

Q: 1. The following represent a portion of the smallest scale of a centigram balance. For an accurate…

A: A centigram balance has a sensitivity of two decimal places. Thus, options a and c are ruled out.

Q: . A flask that weighs 342.5 g is filled with 223 mL of carbon tetrachloride. The weight of the flask…

A:

Q: What volume , in milliliters , of soft drink that is 3.92 percent sucrose Make sure to include the…

A: Concentration is expressed in many terms like in the percentage terms, molarity, etc.

Q: Imagine that you accidentally used 30 mL of water instead of ~20 mL to wash down your flask in the…

A: Acid-base titration of vinegar is done in laboratories to find out the concentration of acetic acid.…

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: 1 4 7 A chemistry student needs 95.0 g of 2-nitroethanol for an experiment. He has available 1.0 kg…

A:

Q: Find the boiling point and freezing point of a solution containing 0.52 g of glucose dissolved in…

A:

Q: After Larry had taken Nexium for 4 weeks, the pHpH in his stomach was raised to 4.51. What is the…

A:

Q: 1.A

A: Given information: volume of HNO3 = 2.3 L volume of water = 5.5 L Concentration of HNO3 = 3.1 M

Q: Vinegar is a solution of acetic acid in water. If a 245 mL bottle of distilled vinegar contains 26.0…

A:

Q: Part A The recommended daily allowance of calcium for those between 19 and 24 years old is 1.2 g of…

A:

Q: Determine the mass of citric acid per 240 mL of the vegtable juice.

A:

Q: The American Heart Association (Links to an external site.) recommends no more than 2,300 milligrams…

A: 1 tsp of salt contains = 2300 mg of Na Conversion of mg into g: 1 mg=10-3 g1500 mg=1500×10-3 g=1.5 g

Q: A fatal event occurred (true event) when a nurse confused two dosing scales that appeared on a…

A:

Q: Select all quantities whose values are exact contains infinite number of significant figures),…

A: Exact numbers, that can be counted or have a fixed value, have infinite number of significant…

Q: 44. Convert 355 kJ to mJ. Express your answer using 3 significant figures. 355 kJ = Answer mJ

A: According to the metric system, the following conversion is obtained: 1 kJ (kilojoules) = 106 mJ…

Q: 1.8 L of a 4.5 M NAOH solution Express your answer using two significant figures. Hν ΑΣφ ? m = g…

A: we must know two basic formulae to solve these questions:number of moles of solute=given mass of…

Q: 28 g of KCl and 125 g of H2O Express your answer using two significant figures. ? % Submit Request…

A: Mass percentage for a solute is defined as the mass of solute divided by mass of solution multiplied…

Q: In the Gram Stain, safranin is the dye used to stain gram negative bacteria. This solution is…

A: Weight/Volume percent can be calculated using the equation given below: m/v%=mass of solute…

Q: Answer: A mouthwash is 37.1 % ethanol by mass. If each bottle contair 0.691 pints of mouthwash with…

A:

Q: Calculate the volume, in liters, occupied by 7.60 g of O2 gas. Express your answer to three…

A: According to ideal gas law, the volume of the same number of moles of all gaseous at constant…

Q: How many mL of 0.556 molar magnesium chloride must a scientist pour into a beaker to have 17.6 g of…

A:

Q: Record answer with correct units and correct sig figs in box provided – use scientific notation if…

A: I.00 pint =473.176 ml 3.00 pints = 473.176×3 = 1419.52 ml

Q: What is the molarity (moles/L) of the solution made from mixing together 2.48 L of water with 72.7…

A:

Q: Calculations/Results: *Show all work with units for each calculation below.  Each answer must…

A: Given : Molarity of Solution = 0.1 M              Volume of solution = 100 mL To find : mole of…

Q: What mass of NaNO3 (in g) is needed? Express your answer using two significant figures. ΑΣΦ m Submit…

A: The question is based on the concept of solutions.   molarity is a method of expressing…

Q: A student standardized a sodium hydroxide solution with KHP and calculated that the concentration of…

A: Given :    Measured concentration = 0.1001 M  Actual concentration = 0.1701 M

Q: 5a.

A: Given: (m/v) NaCl stock solution M1 = 19.0 % (m/v) NaCl solution M2 = 0.90 % NaCl solution V2 = 1.7…

Q: Name: Date lab performed: Partnerts) name Date due: Measurements: Density of a Saline Solution Date:…

A: Mass of empty beaker and mass of the beaker after adding each volume of saline solution are given.…

Q: Lauryl alcohol is obtained from coconut oil and is used to make detergents. A solution of 5.00 g of…

A: Given that : Mass of lauryl alcohol = 5.00 g Mass of benzene = 0.100 kg Freezing point of benzene =…

Q: What is 1 teaspoon of baking soda converted into nanograms? 1 /2 teaspoon of baking soda = 3 grams

A: Given :-  1 /2 teaspoon of baking soda = 3 grams  To calculate :-  mass of baking soda present in 1…

Q: Q2; In the Gram Stain, safranin is the dye used to stain gram negative bacteria. This solution is…

A: Given that : (w/v%) of safranin in the solution = 0.5 % The volume of solution = 591 mL We have to…

Q: Question 2 of 32 A cooking recipe lists adding 3.0 qt of water as a step. How many ml of water is…

A: Volume of water added = 3 quart Unit conversation, 4 quart = 1 gallon 1 gallon = 3.785 litre 1 L =…

Q: 7.7 g of H₂O Express your answer using two significant figures.

A: Given : mass of h2o = 7.7g               Mass of Baso4 = 313 g  We know        Mole = given mass /…

Q: Concentration of NaCI Solution. The aqueous solution of NaCl has a concentration (weight basis) of…

A: As the question contains more than 3 subparts so only the first three are solved in this solution if…

Q: 4. Consider a solution that has a volume of 8.15 mL when placed in a graduated cylinder (mass of…

A: Given the volume of the substance = 8.15 mL Mass of cylinder = 56.98 g  mass of cylinder + Water =…

Q: 180 mL of a 2.85 M NaNO3 solution Express your answer using three significant figures. Hν ΑΣφ ? m =

A: By help of Following formula we can calculate the mass of solute used in preparation of solution -…

Q: answer

A: Given values - Molarity of iron (3) bromide = 1.15M = 1.15mole/litere Number of mole = weight /…

Q: Video data Student data Weight of Salicylic acid 2.027 g 2.014 g 0.355 g 354 g Weight of weighing…

A: 1 mole salicylic acid gives 1 mole aspirin. From data mole ratio of reactant and product have to…

Q: A chemistry student needs 30.00 g of thiophene for an experiment. He has available 0.20 kg of a…

A:

Q: For this question below, show me how you used appropriate conversion factors in order to arrive at…

A: For the conversion, we should convert all the units to common unit which will be present in the…

Q: 1.60 Liters of a 2.00M sodium hydroxide solution, NAOH, is neutralized using 1.00M hydrochloric…

A:

Q: Key Results: 50 mL Beaker 10 mL Grad Cylinder 50 mL Buret Average volume (unit) 3.886 g

A: Solution- For this solution we find the average volume, standard deviation, relative standard…

Q: pH 9.0 Express your answer using one significant figure. ΑΣφ ? (HO*] = M Submit Request Answer Part…

A: The pH of a solution measures the hydrogen ion concentration on the negative logarithm scale. It can…

Q: Multiply the following and express your answer in appropriate scientific notation, and a correct…

A: Multiplication of significant figures :  The answer of multiplication must be reported  in the same…