Which of the following is the least soluble in water? Select one: O a. NaCl (sodium chloride) O b. NH4NO3 (ammonium nitrate) O c. NazCO3 (sodium carbonate) O d. CaSO4 (calcium sulfate)

Q: How many grams of nickel(II) nitrate are needed to produce 35.7 g nickel(II) phosphate in the presen...

A: Given data, mass of nickel(II) phosphate = 35.7 g, molar mass of nickel(II) phosphate=366.02 g mol-1...

Q: In Which Solution Is Solubility Of Silver Chloride The Largest? 0.05 M CaCl2 0.15 M AgNO3 Pure Wate...

A: Silver chloride is composed of Ag+ and Cl-  Any solution that produces any one of the above ion, (i....

Q: In a cationic exchange reaction, how many grams of K+ will replace 1 gram of Са?

A: In cationic exchange reaction, 2 moles of k+ will replace Ca2+ (because k has 1 positive charge and ...

Q: what characteristics of gases will result in higher values for the two van der waals coefficients

A: Please find your solution below : The constant a and b in van der waals equation are called van der ...

Q: Which functional group among those shown below is that of an ester? :0: :0: :0: -C-N -ċ-ÖH A B D E O...

A: The ester functional group has the general formula of R-COO-R'. R and R' are the groups.

Q: What is the IUPAC name for the compound below? CH2CH3 CH;CHCHCH,CH3 ČH3 O 2-ethyl-3-methylpentane O ...

A:

Q: What should you do if you get a chemical on your skin? For the toolbar, press ALT+F10 (PC) or ALT+FN...

A: If the chemical drops coincidentally get on the skin the skin may burn if the chemical is in concent...

Q: . What is the osmotic pressure of a solution if 1.50 grams of BaCl₂ has been mixed in a 200mL of 0.5...

A:

Q: View Poličiėš Current Attempt in Progress A 53 kg person walking 5.7 km/hr requires 997 kJ of energy...

A: Energy required to walk 5.7km = 997 kJ 1 kJ = (5.7 /997 )km  

Q: To summarize your lessons, fill up the blanks to complete the sentences. To study stoichiometry you ...

A: This question is based on information of general chemistry . The correct answers of the following qu...

Q: 10.00 mL of 1.10 M  HCl  diluted to 0.450 L

A:

Q: The formula for the pH of a solution of hydronium ions is given by the logarithmic equation pH = - l...

A: pH = -log[H3O+] 

Q: The standard reduction potentials of the Fe2*/Fe and Al3*/Al couples are -0.44 V and - 1.66 V, respe...

A:

Q: 2. The dimerization of C4H4 was observed and yielded the data shown below. Time (s) [C.Ha] (M) 1.00 ...

A: The order of the reaction can be find out by graphical method.  The straight line from the graph can...

Q: 3.38 Mercury is poured into the tube in the figure until the mercury occupies 375 mm of the tube's l...

A: Solution -

Q: Write a balanced chemical equation for the following reactions and classify reactions. i. When soli...

A: In balanced chemical equation number of atoms of each species are equal on both reactant and product...

Q: C-CH-CH--a,

A: The IUPAC name is same for any compound all over the world.  There are different suffix for differen...

Q: Find the molar concentration of 23.5% w/w LiBr solution (Density = 2.05 g/mL)

A: Given :  w/w% = 23.5 %  Density = 2.05 g/ml 

Q: Consider the titration of a 40.0 mL of 0.153 M weak acid HA (Ka = 2.7 x 10-8) with 0.100 M LİOH. Wha...

A:

Q: What is the IUPAC name of (NH,),S? (You must spell the name correctly to get the answer right.) 4)2

A: Write name of (NH4)2S ?

Q: 3.25 mL of Biomarker A (4.21 x 10-7 mol L-) was brought up to volume with deionized water in a 50 mL...

A: Given data : Initial volume(V1) = 3.25 mL Initial concentration(M1) = 4.21 × 10-7 mol L-1 Final volu...

Q: If 365 ppb of Zn was observed, what is its equivalent in %(w/w)? A sample of plastic toy was treate...

A: 1 Ppb = 0.000001 mg/g 1 Ppm = 1 mg/L  

Q: 8. Glycolysis involves ten biochemical reactions. The first two reactions of the glycolysis cycle ar...

A: Given that, two reactions are given below (1) C6H12O6(aq) + ATP(aq) ↔G6P(aq) + ADP(aq), ∆H1 = -19.74...

Q: Which of the structures below are identical? CH3 CH3 CH3 CH,CH,CH,CH3 CH,CHCH3 CH;CHCH,CH3 CH;CCH3 Č...

A: When two structure having same configuration then they are said to be identical.

Q: 2HX(g) H2(g) + X2(g) Estimate the energy change (in kJ) for the reaction with the following X. F i k...

A:

Q: The reaction of NO with H2 produces N2 and H20. The reaction is second-order with respect to NO and ...

A:

Q: For the reaction N2(g)+3H2(g)⇌2NH3(g) Kp = 5.10×10−3 at 345 ∘C. What is Kc for the reaction at thi...

A:

Q: Points to discuss: • Discuss the relationship between the concentration of the standard solution and...

A: Points to discuss: • Discuss the relationship between the concentration of the standard solution and...

Q: What is the pH of a 0.0013 M solution of niacin? Ka = 1.5x10^-5

A:

Q: H 2 (g)+I 2 (g) rightleftharpoons2HI(g)+Heat How would the equilibrium shift if more gas were added ...

A:

Q: Q2. Consider eating a meal providing a total of 1,815 kilocalories, and containing 190 g carbohydrat...

A:

Q: 8.45 As we've seen, alkynes undergo many of the same addition reactions that alkenes do. What produc...

A: Here we have to write the major product obtained obtained by addition reaction of given alkyne ( 5-m...

Q: Find a crystal structure for any metal complexes, define the oxidation state of metal, define the li...

A:

Q: 8. Assume that the following exchangeable cations are present in a 25 gram sample of a soil Cation C...

A: The solution of the question is given below:

Q: How many grams of sulfur dioxide can be produced when 63 G of lead sulfide reacts

A: Given mass of lead sulfide ( PbS ) = 63 g   Molar mass of lead sulfide ( PbS ) =239.3 g/mol Molar ma...

Q: E. You are provided with two bottles labeled "1,2-Cyclopentanediol"; one contains a compound of m.p....

A: Cis -1,2-cyclopentanediol is less symmetrical than trans isomer, therefore cis isomer is less effect...

Q: Ligand X forms a complex with both cobalt and copper, each of which has a maximum absorbance at 510 ...

A: The solution of the question is given below:

Q: What is the pH of a 0.25 M solution of NH3? Kb = 1.8x105 O 2.67 O 11.33 O 9.07 O 4.93

A: Given valuues from  the question, Salt concentration = c= 0.25 M Kb =1.8×10--5 then,  

Q: A 0.45 M aqueous solution of HBrO at 48°C is found to have a pH of 4.85 . What is the value of Ka fo...

A:

Q: Which one of the compounds shown below is an aldehyde? Он H-C-H CH3CCH;CH3 CH3-0-CH3 CH3CHCH,CH3 CH;...

A: In this question we have to just detect a functional Groups of given organic compounds .  

Q: 2 a and b

A: Since you have posted multiple questions, the answer for first question is given below. Kindly repos...

Q: P = P2O5 × 0.44 P2O5 = P × 2.29 K = K2O × 0.83 K2O = K × 1.21 1 tonne = 1,000 kg 1 ha = 10,000 m2 Us...

A: Given that, P = P2O5 × 0.44 P2O5 = P × 2.29 K = K2O × 0.83 K2O = K × 1.21 1 tonne = 1,000 kg 1 ha =...

Q: A 1.00 L buffer solution is 0.200 mol L-1 in C6H5COOH and 0.250 mol L-1 in C6H5COOLI. The Ka for C6H...

A:

Q: The decomposition of hydrogen peroxide (H2O2) was observed and yielded the results shown below. Time...

A: Simply we can find the order of reaction from a  reactant concentration vs time graph. A standard gr...

Q: If the following enthalpies are known: A+ 2 B- +2C + Donding AH = - 95KJ B+X C AH = + 50kJ %3D What ...

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the ...

Q: Vacuum desiccators are more efficient than ordinary desiccators because _____. (a) The low pressure ...

A:

Q: A solution of Sn^2+ is to be electrolyzed to reduce the Sn^2+ to Sn(s). Calculate the cathode potent...

A: A solution of Sn2+ is to be electrolyzed to reduce the Sn2+ to Sn(s).,

Q: A solution is prepared by dissolving 0.400 g of an unknown monoprotic acid in 50.0 mL of solution. ...

A:

Q: How does diffusion differ from osmosis

A: Diffusion the basically the movement of both solvent and solute substances whereas the osmosis is th...

Q: For the reaction 2NO(g) + O2(g) 2NO2(g) at 750°C, what is the relationship between Kc and Kp? A) Kc ...

A: