Complete the table below by deciding whether a precipitate forms when aqueous solutions precipitate will form, enter its empirical formula in the last column. Does a precipitate form when A and B empirical formula of solution A solution B precipitate are mixed? zinc nitrate sodium sulfide O yes O no ammonium nitrate sodium acetate O yes O no iron(II) bromide zinc nitrate O yes O no

Q: true or false:

A:

Q: Which of the following statements about buffers is TRUE? Select one: A. When pH = pKa, the weak acid...

A: An acid is substance which can release hydrogen ions and base is substance which can release hydroxy...

Q: A certain reaction with an activation energy of 145 kJ/mol was run at 485 K and again at 505 K . Wha...

A:

Q: "aromatic", "antiaromatic", or "nonaromatic". Ho

A:

Q: The radioactive nuclide ⁶⁰₂₇ Co has a half-life of 5.27 years. Calculate the mass of ⁶⁰₂₇Co that rem...

A: Given,

Q: 10. The mass spectrum of a C, H, O containing compound is shown below. Use the Rule of 13 to determi...

A:

Q: rate constant, k,

A:

Q: Calculate the pH of a solution that is 0.000846M HBr and 0.00125 M HCIO4. Answer:

A:

Q: COOH NO2 Br

A:

Q: Reactants Products 1 Al + NaCI Fe+ H,SO, Al + AGNO, 4 Pb + Fe,O3 Ni + SnCl, 2. 3.

A:

Q: On dissolving 7.258 gm of HCN (Ka=7.2x10 1) in water, the solution become 100 ml so the degree of io...

A: HCN is a Weak acid the degree of dissociation of a weak acid or base or an electrolyte was explained...

Q: Explain why is it necessary to Intergate the intensity of the peak before you plot it on the calibra...

A: SOLUTION   The integrated intensity in corresponding space emerging from a specific pinnacle is rela...

Q: :Cl; :0;

A: Here we have to determine the starting reactant material to prepare the given compound .

Q: Determine what could be the best solvent to differentiate anthracene and benzylamine based on their ...

A:

Q: 1. How many grams are present in 12 atoms of Potassium? a. 7.8 grams b. 3.91 x 10-22 grams 39.1 gram...

A:

Q: (b) Explain the significant difference in the K value of [M(en)3]3+ for copper and nickel. (c) Demon...

A:

Q: Ships and recreational boats often have large chunks o zinc attached to their hulls in order to prev...

A: Corrosion 

Q: At 30 °C, a solution is prepared by mixing 22.8 g Na2SO4 with 175.0 g water. The vapor pressure of w...

A:

Q: Please help quick organic chemistry. and dont use PCC reagent AN OH

A: Given, 

Q: A compound of bromine and fluorine is used to make UF6, which is an important chemical in processing...

A: Mass percentage of bromine is 58.37% Moles of bromine and flourine and emperical formula is calculat...

Q: Compute the formula mass molecular mass of the following: A. Sodium Hydroxide B. Sulphuric Acid

A: The formula mass of a molecule is the sum of the atomic weights of the atoms in its empirical formul...

Q: What mass of cobalt III hydroxide, Co(OH)3 is needed to make 5.2 liters of a 0.21 M cobalt III hydro...

A:

Q: What mass of lead iodide is in 1 ml of a 0.5 M solution in DMF? Enter your answer (in g) to 3 decima...

A: We know that, Molarity = (No of mole of solute) / (Volume of solution ) No of mole = (Molarity) x (v...

Q: (a) Express the chemical equations that are characterised by the stepwise stability constants for th...

A: For [Ni(H2O)4(en)]2+ Ni2++4H2O+en→[Ni(H2O)4(en)]2+ Stepwise stability constant, K1=[Ni(H2O)4(en)]2+[...

Q: The mass of HgBr2 precipitated when 15.00 mL of 0.337 M Hg(NO3)2 solution is added to excess KBr sol...

A: Given, Concentration of Hg(NO3)2 solution = 0.337 M = 0.337 mol/L Volume of Hg(NO3)2 solution = 15.0...

Q: Two ideal gas systems undergo reversible expansion under different conditions starting from the same...

A:

Q: -18 app e functional groups in lar form

A:

Q: rate =k

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any spe...

Q: Pick out the isomer you regard as the most stable from Question 7 and calculate its steric energy. c...

A: Steric energy is emmerged due to the steric strain.  If there is a seric hindrance then it will caus...

Q: HOW MANA STĘ REOCENTERS & WHAT ARE THEIR CON FIUURATONS IN THIS MOLEUUE? H

A: Stereocenters- number of Carbon atoms attached with four different carbon atoms. Number of stereocen...

Q: Rainwater that falls close to a power plant has H3O+ ion concentration of 6.25x10-4. What is the rai...

A: Formula of pH  pH = -log[H+] or pH = -log [H3O+]  

Q: The solubility product constant, Ksp, values for some fluoride compounds are given below. Use these ...

A: Given, The least soluble compound in water at 25 °C from the list is:

Q: e formulas for

A:

Q: a) Write down the anodic and cathodic electrochemical reactions occurring in a Zink (Zn) - Copper (C...

A:

Q: An engineer turns the temperature of a gas down, holding the volume constant at 1,250 L. Initially, ...

A:

Q: Sam is having a great deal of difficulty with thermodynamics, particularly when systems are not idea...

A: When system is ideal and when cooked pizza is delivered to sam, it is not going to cool by external ...

Q: What are the physiological Advantages in sport due to using gene doping?

A: As per bartleyby guidelines i answered only first question so please don't mind and post other quest...

Q: CH3 H3C H3C Name:

A: Rules for IUPAC Nomenclature of Aldehyde: 1. Choose the longest chain for parent naming. Aldehydes t...

Q: WHAT IS THE RIS CONFIUURATION RELAFION SHIP? Br OH VS HO Br.

A:

Q: Based on the IR stretching frequency values listed, choose the best molecule that matches the inform...

A: Infra red spectroscopy is branch of chemistry in which we distinguish the compounds on the basis of ...

Q: Give IUPAC names for the following alkanes, and convert each drawing into a skeletal structure. 3-20...

A:

Q: The indigo dye used to color blue jeans has the formula C6H1ON2O2. How many molecules of indigo are ...

A: Given :- amount of C6H10N2O2 = 50.0 g  To calculate :- total number of C6H10N2O2 molecules

Q: Question 4 (4 points) An aqueous solution of KF has a freezing point of -2.48 °C. Assuming total dis...

A:

Q: 0.333 g of a hydrocarbon (CxHy) was analyzed by combustion analysis and 1.009 g of CO2 (MM = 44.01 g...

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to ...

Q: Identify the chiral centers

A: Chiral carbon: The sp3 hybridized carbon atom that is attached to the four different types of atoms ...

Q: .For the reaction between ammonia (NH3) and hydrochloric acid (HCI) a) draw out the Lewis structures...

A:

Q: Но. HNO3 H2SO4, Br "NO2 H2S04

A: The given aromatic units mentioned in the question are multi substituted. Hence the directing nature...

Q: Add the remaining atoms to compounds A,B,C PPH3 -> NaHMDS . H, 11

A:

Q: В. С. :CI;

A: Halogenation of carboxylic acid at alpha- position is known as Hell-Volhard Zelinsky Reaction or HVZ...

Q: An important reaction sequence in the industrial production of nitric acid is the following: N2(g) +...

A: