50.00 grams of chromium (III) sulfate is dissolved in enough water to prepare 250.0 ml of solution. • What is the chemical formula for chromium (III) sulfate? • What is the molecular weight of chromium (III) sulfate grams per mole? • What is the concentration of chromium (III) sulfate in the solution above in moles per liter? • What is the concentration of Cr+3 ions in the solution above in moles per liter? Answer M • What is the concentration of SO4−2 ions in the solution above in moles per liter? • How many milliliters of the solution above are required to supply 0.100 moles of chromium (III) sulfate? • How many milliliters of the solution above are required to supply 0.275 moles of SO4−2 ions? • How many milliliters of the solution above are required to supply 0.120 moles of Cr+3 ions

Q: What is the total concentration of ions in a 735.1650 mM solution of (NH4)2CO3? Express your answer…

A:

Q: Explain the mechanism of the following reaction using photodissociation: HCOOCH3 + hv -> CO + CH3OH

A:

Q: Calculate the density of oxygen, O2, under each of the following conditions: • STP 1.00 atm and 30.0…

A: Please find your solution below : Ideal gas law is an equation of hypothetical gas which states that…

Q: Name the family to which each organic compound belongs. The first answer has been filled in for you.…

A: Since, Functional group represent the characteristics of the compound. Example- For methanol or…

Q: Which of the following would be a good solvent at room temperature for naphthalene, CH8? Water ,…

A: Polar compounds are those in which there is difference in electronegative between two atoms. Polar…

Q: A 1.595 g samples of a new organic material is combusted in a bomb calorimeter. The temperature of…

A:

Q: НО` H3C-0 H₂C + CH₂-CI &

A:

Q: Give the IUPAC name for the following compound. 3 di ethyl sa 2,7-dimethyl 5-tert methyl decane

A: 1) Select longest parent alkane chain having 10 carbon so decane 2) numbering always start from that…

Q: Please identify the major contributing resonance structure in this case: 8-1 :O: A :0: + 0 E B :0:…

A: Resonance structures are set of Lewis structures that describe the delocalization of electrons in a…

Q: 1. What is the electronic and molecular geometry for each the four carbon atoms and the one oxygen…

A:

Q: Consider the approach to equilibrium of the reaction: N204 (g) 2NO2 (g) At equilibrium, the…

A: Since,Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…

Q: Calculate the volume, in milliliters, of a 0.650 M KOH solution that should be added to 5.250 g of…

A:

Q: How much heat is required to convert 135 g of ice at -15 °C into water vapor at 120 °C?

A: Constants that we need: Heat capacity of ice is Cpi = 2.108J/g-K Heat of fusion of ice Hi =…

Q: 4. Match each reaction to its reactant(s) I K H E F G H₂O/H₂SO4/HgSO4 matches reaction letter…

A:

Q: 1. Calculate the pH of the resulting solution when 1 mL of 50 mM HCI is added to 250 mL of (a) pure…

A: The answer for this problem is provided below in great details within the attached figure.

Q: Complete combustion of 2.20 g of a hydrocarbon produced 6.78 g of CO₂ and 3.12 g of H₂O. What is the…

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…

Q: The graph below represents one of the enzymes inhibition mechanism, answer the following: A Y (C)…

A: The different type of inhibition can be represented as follows: Graph A: Competitive inhibition; KM…

Q: Tryptophan absorbs at a maximum wavelength of 280 nm. In a cuvette (1 cm-optical path length), a 200…

A: The answer for this problem is provided below in great details within the attached figure.

Q: explain that has atom has 7 prtons, 8 neutrons, 7 electronsatomic number is 7, atomic mass is 15…

A: An atom consists of positively charged nucleus in the center that is surrounded by negatively…

Q: OH MCPBA NaHCO3, H,O

A: Organic reactions are those reaction in which organic reactant react to form organic product. In the…

Q: Complete the table below by writing the symbols for the cation and anion that make up each ionic…

A: Cations are formed when an atom loses one or more electrons, and the ionic charge is positive.…

Q: A. H-C=CH2 B. с. Н-С-СН2 2 0=C + Н-С Н3С -CEO-H F C-H • OCH3 →? ?(С10H12) →?

A: AS PER ANSWERING GUIDELINES I CAN ANSWER ONLY FIRST THREE PART.IF YOU ANSWER THE REST POST THEM…

Q: Be sure to answer all parts. The equilibrium lies to the right in the reaction below. Following the…

A: In the Brønsted–Lowry definition of acids and bases, a conjugate acid–base pair consists of two…

Q: For the following electron-transfer reaction: 2Cr(s) + 31₂(s) →→→ 2Cr³+ (aq) + 61 (aq) The oxidation…

A: Oxidation reduction reaction (Redox reaction) It can be defined as the chemical reaction in which…

Q: Under what conditions would an ideal gas be present? at standard temperature and pressure at 10…

A: • Since we know that ideal gases are those which follow the following ideal gas equations - i.e.…

Q: Write the chemical formula for this molecule: r Drag the slider to get a different view of the…

A: Chemical formula is define as a set of chemical symbols showing the elements present in a compound…

Q: Vanadium forms a octahedral complex with F that has a charge of -3. What is the coordination number…

A: Oxidation number is the total number of electrons that an atom either gains or loses in order to…

Q: Strong basic solution will turn a phenolphthalein indicator pink. Q47: Competitive inhibitors can…

A: Michaelis-Menten kinetics is the the steady-state approximation, the free ligand approximation and…

Q: Part A Propose a structure for the ether of formula C4H₁0O with the following ¹H NMR signals 81.13…

A:

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: A redox reaction can be balanced with knowledge of oxidation numbers. O True False

A: Since, In redox reaction, Oxidation and reduction reaction both takes place simultaneously.

Q: In nature, the noble gases exist as Answers: strong electron affinity   highly reactive with…

A: Since, Electron affinity is defined as the amount of energy released on addition of electron in…

Q: Calculate the volume in liters of a 0.053 mol/L potassium dichromate solution that contains 75.0 g…

A: We have been given molarity of solution and mass of potassium dichromate.We have been asked to…

Q: The actual yield can only be determined by: O Writing a balanced equation. O Calculating the…

A: The actual yield can only be determined by:   Writing a balanced equation. calculating the…

Q: Click the "draw structure" button to launch the drawing utility. Draw the bond-line (not Lewis)…

A: The conjugate acid-base pair differs by one proton and conjugate acid has one proton extra compared…

Q: 26. Given: Al³+ + 3e → Al(s), Fe +2e → Fe(s), Calculate AG' for the reaction(in kJ/mol reaction):…

A:

Q: 7) How many kilograms is a 27 oz. bag of M&M's? 8) How many kilometers can a car travel on 19…

A: Answer 7) 1 oz = 0.02835 kg 27 oz  =27*0.02835 kg  = 0.76545 kg so answer is 0.77 kg   Answer 8) 1…

Q: Draw a condensation reaction where a molecule of cysteine combines with a molecule of lysine,…

A: Condensation reaction in which the two molecules combines together to form the single product with…

Q: The chemical formula for hydrogen bromide is HBr. A chemist measured the amount of hydrogen bromide…

A: Here mass of hydrogen bromide (HBr) is given. We have to convert mass to number of moles. Mass and…

Q: Mark the following as True or False. a. The vapor pressure of a solution is directly related to the…

A: Vapor pressure is a measure of the pressure exerted by a gas in equilibrium with its liquid or solid…

Q: A sample of gas has a mass of 38.6 mg. Its volume is 228 mL at a temperature of 53 °C and a pressure…

A: Given: The mass of the gas = 38.6 mg The volume of the gas = 228 mL The temperature of the gas = 53…

Q: For each of the molecules below: (a) Provide the bond line structures (b) Indicate the number of…

A: When combined with chiral compounds, enantiotopic faces, atoms, or groups behave differently even…

Q: Combustion analysis of an unknown compound containing only carbon and hydrogen produced 2.845 g of…

A: Since, Empirical formula is the  smallest whole number of the ratio of atoms in a molecule. Thus,

Q: What amount of heat, in kJ, is required to convert 1.00 g of water at 67.0 °C to 1.00 g of steam at…

A: #1) Amount of heat, q1 required to convert 1.00 g of water at 67.0 °C to 1.00 g of water at 100.0 °C…

Q: 3. Describe a no crystals room temperature b) oiling out C presence of colored impurities a…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What is the Potential energy diagram for this reaction. Pls draw with as much detail as possible.…

A:

Q: How many moles of NaOH are present in a 0.881 mol/kg of NaOH solution if there is 350 mL of  water…

A: Molality: The number of moles of the solute dissolved in one kilogram of the solution is known as…

Q: A student mixed a certain volume of 0.0235 M NaCl and 0.0503 M NaOH in a beaker. Calculate  the…

A:

Q: One of butane's conformations has an energy of 6 kCal/mol higher than the lowest energy…

A:

Q: The mass of a single nickel atom is 9.75x10-23 grams. How many nickel atoms would there be in 84.0…

A: Given ->  Mass of single nickel atom = 9.75 × 10-23 gram  Total mass of Ni = 84.0 milligram