m Calculate the kinetic energy of a 3.2 x 10" kg airplane moving at a speed of 187. S Round your answer to 2 significant digits. kJ

Q: H,SO4. How many Most of the commercial HCI is prepared by heating NaCl with concentrate pounds of H2...

A: By reaction NaCl with H2SO4, one can easily get HCl. The reaction is as follows: H2SO4 + 2NaCl -----...

Q: molarity, (b) molality, and (c) mole fraction

A:

Q: Determine the number of hydrogen atoms.in a compound which has 4 rings and 8 double bonds. C22H2N208...

A:

Q: compared to HCO3-, H2co3 has a A Stronger conjugated base B Weaker conjugated base C Higher ka D...

A: Acid can be defined as the substance that give hydrogen ions in a solution and base is a substance t...

Q: Judging from their relative positions in the Periodic Table, which element in each pair has the larg...

A: As we move left to right in a period electronegativity increases.  As we move top to bottom in a gro...

Q: Weight of sample (g) Vx mEw Weight ) N = 100

A:

Q: Experiment name: lon- exchange resins and chelometric titrations Q1: Discusion Q2: Purpose of experi...

A: Discussion : Ion exchange is chemical reaction which is reversible in nature where dissolved ions ar...

Q: S R V Reaction progress i. The rate-determining step of the reaction is ii. By Hammond's postulate, ...

A: The rate determining step bof the reaction is R------T     

Q: 16. How many atoms are in one (molecule) formula unit of Fe2(CrO4)3?

A: Given -> Molecular formula = Fe2(CrO4)3  

Q: Solve for the net ionic equation: 2FeCl3 + 12KSCN + 6HCl → 2Fe(SCN)6

A:

Q: a. CH;CH2CH,CH;C=CH OCH3 CH3CH2CH2CHyCHCHg b. H3C CH3 HzC CH3 OH HạC H OH OCH2CH3 с.

A: Here some convention of organic compounds are given. We have to transform them by step by step proce...

Q: The temperature of a gas rose from 27°C to 77°C. At 77°C, the volume of the gas was 7.5 L. If the pr...

A: Given: Initial temperature of gas = 27°C Final temperature of gas = 77°C Final volume of gas = 7.5 L

Q: 18. How many moles of CaF2 are in 75.0 grams? 19. How many atoms of bismuth are present in 600. gram...

A: This can be solved by using mole concept

Q: Ozonolysis of a certain alkene produced only the compound below. Give the name of the alkene.

A: Given:-   We have to predict the alkene from which the above compound has been obtained via ozonoly...

Q: 20. Calculate the percent composition of Ag,SO4. 21. What is the percent of water in Na2CO3 . 2H,O? ...

A:

Q: Use the standard reduction potentials shown here to answer the questions. A copper, Cu(s), electrode...

A: Given data : E cell = 0.052 V

Q: 1)) Determine the structure of the products in the three reactions and indicate if the final product...

A: HNO3 - H2SO4 is a nitrating mixture that undergoes nitration in benzene.  KMnO4 is an oxidizing agen...

Q: You are performing the titration of a buffer with a pKa of 7.3. You start at the pKa, and after 4mL ...

A: pKa of the buffer = 7.3 Volume of 1 M HCl added = 4 mL Moles of HCl added = 1 M * 4 mL              ...

Q: A galvanic cell is powered by the following redox reaction: 2 MnO (aq) + 16H"(aq) + 10 Cl (aq) → 2+ ...

A:

Q: Ammonium nitrate fertilizer is sometimes used as an explosive. a) How many moles of water can be for...

A: number of moles = mass/molar mass  mass = moles × molar mass 

Q: ỌCH2CH=CH2 heat ČH3 OH CH»CH=CH2 OH A) B) CH;CH=CH2 ČH3 ČH3 CH3 OH CH2CH-CH2 C) D) ČH3 ČH3

A: Claisen rearrangement :-  When allyl vinyl ether or allyl phenyl ether is heated a rearrangement rea...

Q: Identify the functional group and give the different chemical formula of the compound by filling up ...

A: Drawing them here one by one. 

Q: PROBLEM 3: You are asked to prepare a pH = 3.25 buffer solution starting from 1.25 L of a 1.00 M sol...

A: Acidic buffer is a solution of weak acid and it's strong salt having one ion common with that of wea...

Q: A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reducti...

A: A redox reaction can be explained as a reaction in which the reduction (gain of electrons) and the o...

Q: Which formula represents an organic compound? A) NaCl B) BaSO4 C) PH3 D) C4H10 How many covalent bon...

A:

Q: molality and molarity.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Use the Debye-Hückel equation to calculate the activity cocfficient of each ion at the given ionic s...

A:

Q: 2. One way to cool a cup of coffee would be to plunge an ice-cold piece of aluminum inte ie 20.00 g ...

A: Decrease in the temperature of coffee's is = 90.0oC-75.0oC = 15oC The heat capacity of coffee is = 4...

Q: In words, what are the reagents needed to synthesize the attached target molecule from the intermedi...

A:

Q: is the indicated carbon electrophilic or nucleophilic

A:

Q: PROBLEM SOLVING NUMBER 2 only

A:

Q: Which of the following is false regarding the iodine clock experiment? a. when [KCI] and [K2SO4] ar...

A: We know Reaction rate is directly proportional to the no. Of effective collisions,which depends upon...

Q: Calculate the pH of 0.10 M Zn(NO3)2, which dissolves to give 0.10 M Zn2+ (pKa=9.0) and 0.20 M NO3-

A: Here we have to calculate the pH value.

Q: If 100g each of the two reactants (dimethyl terepththalate and ethylene glycol) above were combined ...

A:           Mass of dimethyl terephthalate (DMT) = 100 g Molar mass of dimethyl terephthalate (DMT) = ...

Q: Predict which ions are stable: (a) Br2- (b) C4- (c) Ca+ (d) Ar+ (e) Na+ (f) Cs+

A: The element which acquires noble gas electronic configuration are stable.

Q: Weigh accurately 4.0 g of sodium chloride  into a 250cm3 volumetric flask. Using a wash bottle add a...

A: 1.Calculate the number of moles of sodium chloride present in:   (i) 4.0 g  Moles of NaCl =  mass in...

Q: The best way to prepare 1,2-dibromopropane is to treat a.propene with Br2. b.propyne with excess HB...

A:

Q: Generate equilibrium constant expressions for the following reactions. Calculate numerical values fo...

A: The value for Keq is calculated simply by "plugging" the values for equilibrium concentrations into ...

Q: H,C -CH3 H,C CH3 H,C -CH3 CH structure 1 structure 2 Which is the more stable alkene? Explain your a...

A: Stability of alkene depends on 1. Hyperconjugation conjugation 2. Resonance or mesomeric effect 3. S...

Q: 28. Calculate the overall net charge for the tripeptide leucine-lysine-histidine for pH = 1, 3, 5, 7...

A:

Q: 3. Carbon tetrahydride (CH4) reacts with oxygen gas (O2) to produce carbon dioxide (CO2) and oxidane...

A: Given, Carbon tetrahydride (CH4) react with Oxygen (O2) gas to produce carbon dioxide (CO2) and wate...

Q: Explain 3 properties on the cleansing action of soap/detergents.

A: Soaps and detergents are used to remove dirt that are generally oily in nature. Soaps are generally ...

Q: OCH3 CH3 CH3CCH3 CH3CH-0- ÓCH3 CH3 CH3 SCH3 -SCH3 CH3CH2CHCHCHSCHCH3 ČH3 ČH3 SH -CH3 `NO2

A:

Q: SET B: Five liters of air initially at 550K and 450 kPa is used in a Carnot engine and expanded to 1...

A:

Q: When you heat a 25.0 L cylinder containing 15.2 g of O2 to 323 K, what is the pressure, in kPa, insi...

A:

Q: You have a large bottle of 10.0 M hydrochloric acid and you want to make 6.0 L of 3.0 M hydrochloric...

A: Detail mathematical calculation is shown below

Q: Determine the names of the compounds

A: Given compounds:

Q: which one is not  an isomer of the others?

A:

Q: A Sodium Chloride (0.1920g) NaCl was assayed using volhard Method, using 52mL of 0.0975N AgN03 and 1...

A:

Q: Adult oyster shells are composed mainly of calcite, CaCO3. It’s dissolution in water can be describe...

A: