QUESTION 1 Austenitic steel is composed of 74% iron, 18% chromium and 8% nickel. Which of the following can be called the solu O a. iron and nickel Ob. chromium alone C. chromium and iron Od. nickel alone e. chromium and nickel

Q: 100 mL 0.25 M NH4OH, 4 g Ca(NO3)2·4H2O, and/or 3 g (NH4)2HPO4.Determine the mass or volume of each…

A:

Q: A geologist discovers a magnesium carbonate hydroxide hydrated salt with the chemical formula…

A: To calculate the number of water of hydration are present in the original hydrated salt.

Q: If the density of ocean water at a depth of 1.00 x 104 m is 1.071 g/mL and if 21.0 g of water at…

A:

Q: What is the number of equivalents of sodium in 0.806 moles of Na3PO4(aq)?

A: Number of equivalent is the multiplication.of Mole and nfactor. nfactor for salt is the charge on…

Q: 170.00 mL of 0.500 M BaCl2(aq) is mixed with 60.000 mL of 0.500 M Li3PO4(aq). Assuming 100% yield,…

A: The overall reaction will be :   3 BaCl2(aq) + 2 Li3PO4(aq) = Ba3(PO4)2(s) + 6 LiCl(aq)…

Q: The mass percent of acetic acid in the bottle of vinegar is 5.45% in water. What is the…

A: Consider volume of solution = 1L or 1000 mL

Q: 2. An alcohol solution contains 35.0 g of 1-propanol (C3H7OH) and 150 g of ethanol (C2H50H). (a)…

A: Consider the given information is as follows; Mass of 1-propanol = 35.0 g                  (solute…

Q: What is the molarity of C₁2H22011 in an aqueous solution that is prepared by dissolving a 29.87 g…

A: A mole is a basic unit of an element. It is the collection of Avogadro number of particles i.e.…

Q: What is the chemical formula of the salt produced by the complete neutralization of sodium hydroxide…

A: The reactants given are sodium hydroxide and sulfuric acid.

Q: what masses of solute and solvent are present?

A: Number of moles = Molarity × Volume(L)  Molar mass of LiCl = 42.394 g/mol  Solution = solute +…

Q: If 0.42 mg calcium fluoride, CaF2 is used as above to add fuoride to the drinking water, does CaFz…

A: Given that 0.42 mg CaF2 is used to add fluoride in drinking water.We have to find between 0.42 mg of…

Q: oluene 1C7H82 weighs 5.0 g and benzene weighs 225 g in a solution with a density of 0.876 g/mL. The…

A: Molarity of solution is defined as number of moles of solute dissolved per litre of solution.

Q: How many grams of KIO3 is required to prepare 250 mL, 0.01 M KIO3(aq) solution?

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: mass of 0.284 g.  The limiting reactant in the salt mixture was later determined to be CaCl2·2H2O.…

A: since you have posted a question with multiple subparts we are entitiled to answer only first 3…

Q: A solution of 75 mM tartaric acid (CaH,O6) in water is used as a standard in HPLC analysis. How many…

A: We know that 1 molar solution stands for 1 mole solute is dissolved in 1 litre solution.  Now, we…

Q: Given the reaction : 2H3PO4(aq) + 3K2CO3 (aq)→ 3CO2 (g) + 3H2O(l) + 2K3PO4(aq) (c)Write the…

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Q: If 45.52 mL of a potassium permanganates solution is needed to titrage 2.145 g of ferrous ammonium…

A: Given that,Volume of KMnO4 = 45.52mLMass of ferrous ammonium sulfate hexahydrate =2.145 gMolecular…

Q: Write the products of the following reactions: (a) Calcium chloride and potassium fluoride solutions…

A: Explanation to the correct answer is given below

Q: A 45.40% ferric oxide needed 0.7519 gram of an impure sample of iron ore. The analyte then required…

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Q: What is the number of equivalents of sodium in 0.806 moles of Na3PO4(aq)?

A: We have to find equivalent of Na

Q: Precipitating gravimetry is a technique to determine the amount of an analyte based on mass of the…

A: Precipitating gravimetry is a technique to determine the amount of an analyte based on mass of the…

Q: Suppose 0.506 g of nickel(II) bromide is dissolved in 200. mL of a 61.0 m M aqueous solution of…

A: Given :

Q: As shown in the following Figure, an aqueous solution of Nal is poured into an aqueous solution of…

A: When two solutions of the ionic compounds are mixed and the precipitates are formed suggest that one…

Q: Calculate the volume (mL) of 1.0 M potassium carbonate (K2CO3) needed to prepare 5.0 g of the COBALT…

A:

Q: Hard water contains magnesium and calcium ions 1Mg2+, Ca2+2, which can precipitate out in hot water…

A: When calcium and magnesium ions are present in dissolved forms in water, the water is known as a…

Q: What is the molarity of C12H22011 in an aqueous solution that is prepared by dissolving a 29.87 g…

A:

Q: Given the 250 mL of 0.400 M Co(NO3)2 shown above, prepare 200. mL of 0.0900 M Co(NO3)2 solution.…

A: Decreasing the concentration of a concentrated solution by adding some amount of water to it is…

Q: Suppose you had a sample of a white crystalline solid that was a mixture of calcium carbonate and…

A: Calcium Carbonate is CaCO3 and Calcium Chloride is CaCl2. The mixture of Calcium Carbonate and…

Q: To prepare a very dilute solution of K2Cr2O7 (294.18 g/mol), 0.661 g of K2Cr2O7 was transferred to a…

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Q: The concentration of NaCl in seawater is approximately 2.80 %. If the density of seawater is 1.022…

A:

Q: A sample of 7.89 g of Mg(OH)2 is added to 24.6 mL of 0.190 M HNO3. How many moles of Mg(NO3)2 are…

A:

Q: Determine the volume of 0.116 M Li3PO4 and 0.0871 M Mg(C2H3O2)2 solutions needed to form 135 g of…

A: Number of mols = volume in L × concentration in M Number of mols = weight / molecular weight

Q: 10. An element has two isotopes of relative atomic masses 41.0 u and 44.0 u. The relative abundance…

A:

Q: volume of the solution

A: According to the question, a solution is formed by dissolving 2.000 kg of sugar in 1.000 kg of…

Q: What is the molarity of C12H22O11 in an aqueous solution that is prepared by dissolving a 21.67 g…

A: Details

Q: A sample of 18.5 grams of sodium phosphate is weighed out on a balance and prepared to a volume of…

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.