1.488g Ni(NO-h is dissolved forming 50.00ml solution. What is the molar concentration of NO,? a. 3.258x10...
16. If water is a solvent, of the compounds shown below, how many are readily soluble in water НН НН НН [a] 1 [b1 2 c] 3 [d] 4 [e] 5 17. Select the compound expected to have the highest surface tension: F: H-N-H F: F: [b][c [d 8. Of the compounds shown below, how many have dipole-dipole interactions as at least one of their intermolecular forces: Se-C-Se [a]1 [b)2 [c]3 [d]4 [e]5 Which of these solutes would have the...
5. What is the concentration of silver(I) ion in a saturated solution of silver(I) carbonate containing 0.0030 M Na2CO3? For Ag2CO3, Ksp = 8.6 x 10-12. A) 6.0 x 10-4 M B) 2.0 x 10-'M C) 8.0 x 10-'M D) 5.4 x 10-5M E) 8.0 x 10-4M 6. Balance the following oxidation-reduction occurring in acidic solution. MnO4 (aq) + Co2+(aq) →Mn²+ (aq) + Co3+ (aq) A) B) C) D) E) MnO4 (aq) + 8 H+ (aq) + Co2+(aq) Mn²+ (aq)...
is the pH and pOH of the acid solution with [H'] = 0.38 M? What is the [H30") and TOH concentration of an acid solution with pH = 5.5? 3. How many liters of 0.186 M of NaOH(aq) contain 0.135 mol of NaOH? If 0.123 g NaOH is dissolved in enough water to make 250.0 mL of solution, what is the molarity (M) of the sodium hydroxide solution? If 2.00 mL of 0.456 M NaOH is diluted to exactly 100...
Q6. HOCH2CH2OH(s) is classified as a/an: A. metallic crystal. B. covalent solid. C. molecular crystal. D. amorphous solid. Q7. Magnesium oxide, MgO, melts at 2,800°C and is very hard. The liquid conducts electricity very well. What kind of crystal is this? A. Ionic Crystal B. Covalent Crystal C. Metallic Crystal D. Molecular Crystal Q8. Which one of the following substances will have both dispersion forces and dipole-dipole forces? A. HC B . Br2 D. H2 E. CO2 Q9. W(s) is classified as a/an A. metallic crystal. B. covalent...
3. Calculate the molar concentration of an NaOH solution that required 15.81 ml to com pletely neutralize 0.509 g of KHP (Remember that the "P" in KHP does not mean phos- phorus. See the molecular structure and molar mass of KHP given earlier in the lab.) KHP(s) + NaOH(aq) - NaKP(aq) + H,O(C) 4. Calculate the mass of KHP that will react completely with 25.00 mL of 0.1750 M NaOH. 5. Write the balanced equation for the reaction that occurs...
please solve what you can and show your work. I'm not really
good in chemistry??♀️
Home assignment: Chapter 4: Aqueous Reactions and Solution Stoichiometry 1) Of the species below, only is not an electrolyte. A) HCI B) Rb2804 C) Ar D) KOH E) NaCI 2) Aqueous potassium chloride will react with which one of the following in an exchange (metathesis) reaction? A) calcium nitrate B) sodium bromide C) lead nitrate D) barium nitrate E) sodium chloride 3) When aqueous solutions...
6. Given a total dissolved lead concentration of
2.0x10-5 M, a total dissolved NTA concentration of
2.0x10-2 M, and a pH of 12.3 (note extreme pH)
a. Under these conditions, what is the dominant form of NTA?
b. Write an equation for total dissolved NTA and for total
dissolved Pb. What assumptions can you make?
c. Calculate the predicted [Pb2+], considering NTA
complexation only?
d. What is the [Pb2+] as predicted by the solubility
of Pb(OH)2(s) at pH 12.3?
e....
5-10
molar concentration of NaOH solution is 0. 128
B. Molar Concentration of an Acid Solution Acid type HA HA HA Unknown No. Balanced equation for beutralization of acid with NaOH. 25.0 25.0 25.0 1. Volume of acid solution (m) 2 Buret reading of NaOH, initial (L.) 3. Buret reading of NaOH,final (mL) 4. Volume of NaOH dispensed (m) 5. Molar concentration of NaOH (MOVL). Part A 6. Moles of NaOH dispensed (mol) 7. Molar concentration of acid solution (mol/L)...
3. The apparatus in Figure I is used for electrolytic deposition of 0.0500 M Cu2 ion from a solution which is buffered to pH 3.00. Oxygen is evolved at the anode at 1.00 atm. E07% = 0.000 V. (a) Given that Ecu 2+/Cu 6 to 12 V de -0.337 V,E:2/H20 7 V, E02/H,o 1.229 V and the internal resistance of the cell is 15.0 Ω. current(A Calculate the potential that must be applied to cause an Voltmeter electrolytic current of...
A. What is the pH of an aqueous solution with a hydrogen ion concentration of H'] 6.0 x 10M? pH = , in an aqueous solution with a hydrogen ion concentration B. What is the hydroxide ion concentration, OH of H'] = 6.0 x 10-5 M? [OH - C. A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H(aq) + A (aq) M. and The equilibrium concentrations of the reactants and products are [HA] =...