When 5.49 g of a solid mixture composed of NH,Cl and CaClz was dissolved in 100.0 ml of water, the temperature of the water rose by 4.93°C. How many grams of each substance was in the mixture? Include the mass of salts in calculation of heat generated. 8 NH,CI - 8 CaCl2=

Q: Write a balanced chemical equation based on the following description: solid lead(IV) chlorite…

A: since you have posted multiple questions in a single session, we are entitiled to answer first…

Q: The Ksp value for calcium sulfate [CaSO4] is 2.40 X 10-5 so if a professor made 1825 mL of a…

A: In this question, we want to determine the mass of the SO42- ion in grams unit. You can see details…

Q: Chemistry Convert the following airborne concentrations from ppm to mg/m3 at NTP. Please show the…

A: We have to convert ppm to mg/m3 1 ppm is also equal to 1 mg/L So the required conversion factors…

Q: An environmental scientist obtained the following replicate concentration measurements of methane…

A:

Q: The Ksp value for calcium sulfate [CaSO4] is 2.40 X 10-5 and a professor made 1825 mL of a CaSO4(ag)…

A: GivenKspCaSO4 = 2.40 * 10-5Ca3(PO4)2 = 0.125 MCa3(PO4)2 dissociate in solution asCa3(PO4)2 (aq)  → 3…

Q: please solve questions 2

A: Q2.Given that, 60Co undergoes radioactive decay.The half-life of it is .We have to calculate the…

Q: s that can be obtained non-invasively such as saliva, sweat, hair, nails, etc. The lab will analyze…

A: For the analysis of Cu in biological samples, both Atomic Absorption Spectrophotometer (AAS) and…

Q: A lecture hall contains 12 rows of seats. If the professor releases laughing gas (N2O) from the…

A:

Q: с. HAt + Th(ОН), > HAt + Th(OH),

A:

Q: 1-23. The concentration of sugar (glucose, C6H₁2O6) in human blood ranges from about 80 mg/100 mL…

A: Molecular formula of glucose = C6H122O6 Concentration of glucose in human blood before meals=…

Q: Opioid dependence is described in the Australian Medicines Handbook as a chronic frequently…

A: Here we have to predict the frug A and B from the list .

Q: Beer's Law states that the concentration of substance in solution is ---- to light transmitted?…

A: Beer-Lambert law: In UV-visible spectroscopy, the absorbance of a solution and concentration of the…

Q: 9. The equipment of choice to treat particulate matter from electric power plants is____. 10. In…

A: Particulate matter : These are the suspended impurities present in atmosphere , it is  liquid…

Q: We started with 20 mL 1 M acetic acid ~ 0.020 L acetic acid in a flask. (Ka acetic acid =…

A: Millimoles of acetic acid taken=Molar concentration of acid×mL of acid=1 M×20 mL=20 mmol

Q: Determine the number of atoms in 39.0 grams of sodium, Na. (The mass of one mole of sodium is 22.99…

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: please help explain in detail the spec

A: The DBE of the compund cab be determined by using the formula. DBE = x + 1- y /2   where, x = number…

Q: X 13. During a chemical change 0/1 bubbles of gas form. What name is given to this process? *…

A: Precipitation :  A solid that separates out of solution during a chemical change is called a…

Q: An IR spectrum, a ¹³C NMR spectrum, and a ¹H NMR spectrum were obtained for an unknown structure.…

A: IR spectroscopy is mainly used for to identify the functional group in the molecule. Most of…

Q: 13. In a gravimetric analysis, a student predicted that 250 g of precipitate should form. During the…

A: Answer:When solutions of two different substances are mixed and formation of precipitate takes place…

Q: Suppose that the volume of the lungs is V, the volume of air breathed in and out is W, the initial…

A: During breathe in process, air goes into our lungs and the oxygen of that air mixes with our blood.…

Q: Consider the reaction. MnS(s) + 2 HCl(aq) - MnCl₂ (aq)+ H₂S(g) If the large amount of MnS is…

A: Given, small amount of HCl= 300.0 glarge amount of MnS=408.70gThe given reaction is MnS(s) +…

Q: F Cincle the chiral center (s) の1 H3 C t \Br

A:

Q: A chemist fills a reaction vessel with 4.19 atm hydrogen (H₂) gas, 0.774 atm oxygen (0₂) gas, and…

A:

Q: You were asked to watch a video where a small amount of water was placed into a can on a hot plate.…

A: When a hot can containing water vapour is placed inverted in a cold water, the water vapour in the…

Q: Create an illustration showing the preparation of two-fold serial dilution follows the ratio of the…

A: To create an illustration showing the preparation of two-fold serial dilution.

Q: H2O H2SO4 NH

A: Acetals are geminal-diether derivatives of aldehydes or ketones, formed by reaction with two…

Q: _(6a) + 2CUSO4. + 4NaOH » CH3COOH +_(6b)_ + 2NA2SO4 + H2O

A:

Q: A group of students enrolled in a Physical Chemistry Laboratory class performed an experiment on the…

A: Hii there, As there are multiple sub parts posted. we are answering, answers of first table. If you…

Q: м OH Ма OH OME NaBHч Meон (solvent) NazCrzOr+HzSO4 + H2O> H 1. CH3 Li 2. Н30+ Я ОСН3 1. 2 H3 Hz…

A: NaBH4 reduces aldehyde or ketone to alcohol but does not reduce esterNa2Cr2O7 in acidic medium…

Q: 3SnCl4 + 4Al(C2H5)3 ----> 3Sn(C2H5)4 + 4AlCl3 1) In one experiment, 0.300 L of SnCl4 (d = 2.226…

A: The given problem has required to find the mass of the product as well as the percent yield using…

Q: Identify 5 examples cleaning and household products that are harmful and may cause indoor pollution…

A: Answer:- these are some cleaning and household products that are harmful and may cause indoor…

Q: Determine the H*, OH-, and pH of a solution with a pOH of 13.61 at 25 °C. [H*] = %3D [OH-] =0.245…

A: Since, pH = -log[H3O+]  ⇒[H3O+]=110pH  pOH = -log[OH-]  ⇒[OH-]=110pOH

Q: Depth Depth Concentration Concentration A Depth Depth Concentration Concentration B C D Assign the…

A: PCBs or polychlorinated biphenyls are manmade Chemicals. They are oily liquids or solids.

Q: Use the data below to determine the mass ratio of iron to oxygen for compound 2. Compound 1 2 Mass…

A: We have given,  For compound 2 , Mass of iron ,Fe=20.98g  Mass of oxygen, O = 9.02g

Q: 3SnCl4 + 4Al(C2H5)3  ----> 3Sn(C2H5)4 + 4AlCl3   A) In one experiment, 0.300 L of SnCl4 (d = 2.226…

A: In this question we are given with density and volume or all the reactant for the reaction., 3SnCl4…

Q: 3.Corev was synthesizing a chemical in the laboratory. He used different purification techniques to…

A: Since you have asked multiple questions, we will solve the first one for you. For remaining…

Q: You are in thhe middie of a tropical rain forest and it is very humid in the environment. You have a…

A: When the concentration of the outside surrounding is greater than the concentration inside the…

Q: Transform the following molar concentrations in ppm. [Hg] = 0.006 µmole/L (M.W. = 200.6 g/mole) O…

A:

Q: Which analytical separation method is best for recovering river bodies that are polluted by heavy…

A: Basically the river bodies are polluted by heavy metals like…

Q: Lavender oil inhalation has been shown to affect brain wave activity, as measured by…

A:

Q: A 2.5 L canister under a pressure of 150 kPa at 20 °C is compressed to a volume of 1.5 L at 35 °C.…

A: The answer to the following question is-