You can fit 25 drops of substance X on a penny and 12 drops of substance Y on a different penny. Explain the difference in terms of strength of IMF.

Q: how would I calculate the molarity ( in units of micromolar) of the phosphate of tube 7, with the…

A: Number of moles of a substance refer to the unit of amount. One mole of a substance can be defined…

Q: Write the balanced equation for the react

A: The objective of the question is to provide a balanced chemical equation for the reactions of  with…

Q: A l ( N O 3 ) 3 ( s ) ⟶ A l 3 + ( a q ) + 3 N O 3 − ( a q ) Calculate the moles of nitrate ions in…

A: Al(NO3)3 (s)  ⟶ Al3+ (aq) + 3NO3− (aq) To calculate the number of moles of nitrate ions in 20.77 ml…

Q: Calculate the pH of a blood plasma sample with a total CO₂ concentration of 25.6 mM and bicarbonate…

A: Answer:-This question is answered by using the simple concept of calculation of pH using the…

Q: When Ca 2+ reacts with Na2CO3, what precipitate formed? Give the correct chemical formula and name…

A: Introduction: We have to write the equation for the given reaction.

Q: level of PH and CO2 in

A: Blood alcohol levels are affected by a variety of factors, including the number of drinks consumed,…

Q: Describe the clinical effects of elevated concentrations ofsodium ions in the blood.

A:

Q: Describe the flash point test. Explain the choking point test.

A: Flash point is the lowest temperature at which a liquid (usually a petroleum) will form a vapor in…

Q: What is the pH of a 0.173 M solution of a hydrogen sulfide? The pKa at the temperature of the…

A:

Q: Write the balanced molecular equation for the neutralization reaction between HIHI and…

A: When an acid and base reacts with each other to form salt and water and involves H+ and OH- ions in…

Q: why would magnesium fluoride be soluble in HCl but not soluble in water?

A: Magnesium fluoride is less soluble in water due to it less ionisation.

Q: Which one is not required for the titration of ascorbic acid with I2 ? indicator mortar and pestle…

A: Titration of ascorbic acid with iodine requirements. 1. indicator :  in this titration we use strach…

Q: At a particular temperature, the solubility of In₂(SO₄)₃ in water is 0.0068 M. You have found Ksp to…

A: Given: The solubility of In₂(SO₄)₃ in water = 0.0068 M The Ksp of In₂(SO₄)₃ = 1.6 × 10⁻⁹ Now,…

Q: Calculate the Ksp of CdCO3 if a saturated solution is prepared by dissolving 7.37 x 10-5 mol of the…

A:

Q: What is the concentration (in millimolar) of F ions when 33 mg of MGF2 completely dissociates in 2.5…

A:

Q: ppb

A: Total mass of peanuts received = 18t  = 18 × 1000 Kg (as 1t = 1000Kg)  = 18 × 103 Kg Here ppb stands…

Q: The maximum number of grams of the salt, SrX₂, that can dissolve in 100 mL of water is 0.0110 g at a…

A:

Q: A sample of impure NaOH, which has been partially converted to Na2CO3 by exposure to CO2, is…

A: Given:  Mass of sample = 188.5 mg  Molarity of HCl solution = 0.1065 M  Volume of HCl solution…

Q: My daughter loves lemonade. She adds 500 grams of sugar (sucrose C12H22O11) to a 1.5 liter pitcher.…

A:

Q: AgBr

A: We know that solubility of sulphates of alkaline Earth metal decreases from BeSO4 to BaSO4.  Due to…

Q: Calculate the DHLL activity coefficient for Cl- or Fe3+in a solution of FeCl3 that is 0.1 m in…

A: The objective of the question is to find the DHLL (Debye-Hückel limiting law) activity coefficient…

Q: Calculate the eq/L of 0.01 M Ca^2+

A: •Here given:-  Ca2+ = 0.01 M  •Here this concentration given as "molarity". •Molarity = mol/litre.…

Q: Mass of KxFe(C2O4)y · zH2O : 5.60 g Mass of sample : 0.155 g Mass of FeCl3 used in preparation :…

A: Dissociation of the given complex is shown.

Q: Mass of KxFe(C2O4)y · zH2O : 4.70 g Mass of sample : 0.175 g Mass of FeCl3 used in preparation :…

A: Mass of KxFe(C2O4)y · zH2O : 4.70 g Mass of sample : 0.175 g Mass of FeCl3 used in preparation :…

Q: In the analysis of H2O2 using KMnO4, the simulation first states that about 20 mL of water is added…

A: Given:

Q: What is the total ion concentration in a 0.5L hot pack if it is determined to be 0.162 grams of…

A:

Q: Write the procedure and necessary calculations for the preparation of 250 mL of 100 PPB of Cadmium…

A: Given: Volume of solution = 250 mL. And concentration of cadmium ion = 100 ppb.

Q: Calculate the number of grams of KOH required to neutralize 22.2 mL of H3PO4 with a concentration of…

A: molarity = moles/volume of solution(in L)  so, moles = molarity × volume (in L)     number of moles…

Q: the analytical concentration of a 1:1 dilution of concentrated ammonium hydroxide? Mixture of 1 part…

A: Let the volume of the concentrated ammonium hydroxide solution be 'V'.   This 'V' volume is diluted…

Q: Write a molecular equation for the reaction between aqueous HBrHBr and aqueous Ba(OH)2Ba(OH)2.…

A: Given -hydrogen bromide and barium hydroxide We need to write chemical equation with phase.

Q: What is the concentration of Zn2+ in parts per million when 0.076 g of the chloride salt is…

A: Well, since it is given chloride salt, and it contains zink so the salt must be ZnCl2.  We know…

Q: After completing a Experiment, a student determined that the total concentration of reducible iodine…

A: According to the question: The total concentration of reducible iodine = 0.01563 M The concentration…

Q: A 50.0 mL solution of Ca(OH)₂ with an unknown concentration was titrated with 0.340 M HNO₃. To reach…

A: The reaction of HNO3 and Ca(OH)2 is, In the given reaction moles ratio between HNO3 and Ca(OH)2 is…

Q: The p Kp of ethylamine is An analytical chemist is titrating 195.8 mL of a 0.6200 M solution of…

A: Given that: Volume of of ethylamine (C2H5NH2) solution = 195.8 mL = 0.1958 L, Molarity = 0.6200 M…

Q: Tooth enamel consists of hydroxyapatite, Ca5(PO4)3OH (Ksp = 8 × 10−37). Fluoride ion added to…

A: The objective of this question is to calculate the solubility of hydroxyapatite (Ca5(PO4)3OH) and…

Q: You've just started your summer intern as a research assistant in the biology department. Your first…

A: The reactions involved are HPO42-+KOH→KPO4+H2O HPO42-+H2O→H3O++PO42- KOH+H2O→H3O+OH-

Q: Imagine if the HCl used in this experiment was prepared at a concentration of 0.150M. The given…

A: Step 1: In the above mentioned problem, basically the HCl acid solution is treated with CaCO3 base…

Q: Which of these acts as a buffer in embalming fluids?     sodium lauryl sulfate     EDTA…

A:

Q: A 1.43 x 10-4 L solution of 45.7 mg/mL protein was analyzed using the Kjeldahl procedure. After…

A: Kjeldahl method is used to quantitative method  and it is used in the determination of Nitrogen in…

Q: An effluent waste stream contains 3300mg/L organic matter ((CH2O) suspended and dissolved) and 27mg…

A: The amount of oxygen required to decompose organic matter by the microorganisms is a biochemical…

Q: Calculate the following: Volume, in liters, of hydrogen gas.  Molarity of Al+3. (Assume 75.0 mL…

A: Number of moles = mass/molar mass  Molarity = moles/volume(in L)  Molar mass of Al = 26.98 g/mol…

Q: Calculate the volume in liters of 0.545 M KOH necessary to titrate 0.0113 moles of hydrochloric…

A: