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Section A: (Cirele or (bubble) the correct answer with PEN. Be neat) 1. In water, the...
Circle or (bubble) the correct answer with PEN. Be neat) Section A: (Circle or (bubble) the 1. In water, the acid that ater, the acid that dissociates partially in water as lons (1% to 2%) in solution is «) weak electrolyte b) nonconductor c) strong electrolyte d) nonelectrolyte According to the Arrheni ding to the Arrhenius theory, if KOH and Bacol and were separately dissolved in water, each would act as: a) a base and an acid respectively b) an...
can you please do 1,2,3 and 4 SectoA! CICIL UI (0 ) 1. In water, the acid that dissociates partially in water as ions (1% to 2%) in solution is a: a) weak electrolyte b) nonconductor c) strong electrolyte d) nonelectrolyte 2 According to the Arrhenius theory, if KOH and Ba(OH)2 and were separately dissolved in water, each would act as: a) a base and an acid respectively b) an acid and an acid respectively c) a base and a...
Section A: (Circle or bubble the correct answer with PEN) Which solution of a base contains the smallest number of moles of a base? a) 5.0 L of 4.0 M b) 0.50 L of 4.0 M c) 4.0 L of 0.40 M d) 0.50 L of 0.40 M What is the volume of 0.1220 M HNO3 solution required to completely neutralize 17.50 mL of 0.1211 M NaOH ? 3 Reaction is: HNO; (aq) + NaOH(aq) → NaNO3(aq) + H20 (aq)...
m water, one of the following electrolyte, exists only as ions (100%) in solution a) nonconductor b) weak electrolyte c) non electrolyte d) strong electrolyte The Following reaction is classified as: Mg(OH)2 (aq) + 2HNO3(aq) - Mg(NO)2 (aq) + 2 H20(1 a) oxidation-reduction reaction b) precipitation reaction b) acid-base neutralization reaction d) single replacement 9 Which one of the following is a weak acid in aqueous solution? a) KOH b) HNO3 c)NH; d) CH-COOH 10 Which of the following is...
hat is the concentration of FcClb in a solution prepared by dise water to make 275 mL of solution? a. 2.24 x 104 M b 0.224 M c. 4.46 M d. 4.46 ×103M 9. What is the oxidation number of the sulfur atom in SO,p-2 a. +2 c. +6 10. The titration of 25.0 mL of an unknown concentration H,SO, solution requires 83.6 ml. of 0.12 M LiOH solution. What is the concentration of the HaSO4 solution (in M)? a....
can you please do ,5, and 6 and 7 5 Which of the following is correctly identified a) NH3, is a strong acid c) HCIO4 is a strong acid b) Ca(OH)2 is a weak base d) H2CO3 is a strong acid ndn oitoso noitudmoo gaiwollol s n 6 The Following reaction is classified as: K2CO3(aq)+BaCl2(aq) BaCO3 (s)+ 2KC[(aq) c) single replacement reaction d) oxidation-reduction reaction a) acid-base neutralization reaction b) precipitation reaction mwoll 0T ( Which one of the following...
21. The titration of 25.0 ml. of an unknown concentration HSO, solution requires 83.6 ml of 0.12 M LIOH solution. What is the molarity of the unknown HSO, solution (in MJ? (Write the balanced reaction first) A. 0.20 M B. 0.40 M C. 0.10 M D. 0.36 M E. 0.25 M 22. Complete and balance the following acid-base reaction. What volume of 0.200 M HCI is required for the complete reaction of 1.00 g of Ca(OH): (FW - 74.10g/mol? Ca(OH)(s)...
STUDENT INFO Name: Date: Course/Section: Results EXPERIMENT3 Electrolytes and conductivity Results Units Conductivity Concentration (M) Solution 0.O43 Distilled water L02 7 C Tap water CaH,OH 5219 НC 19.13 Cm OSOM НС 35.90 0.020M 0,02- На 0.0SS GloM HNO KOH Glor KCI MS 2002 0.loM KNO 5.952 O.10M Ca(NOsl NHS em 1335 HОН0, UT Units Conductivity Mixture Concentration (MX OIOM 21.69 нс HC-KNO OLon KNO 0,10M Hо-но .907 6.01 HC H,0z NH 0.108M NH Questions EXPERIMENT 3 Electrolytes and conductivity 1....
MEDGAR EVERS COLLEGE OF THE CITY UNIVERSITY OF NEW YORK Department of Chemistry and Environmental Science CHM 201-002 Exam 2 B November 7, 2019 Dr. Harini Patel Names actuacks Section A: (Circle or bubble the correct answer with PEN) 1 Which solution of a base contains the smallest number of moles of a base? a) 5.0 L of 4.0 M b ) 0.50 L of 4.0 M €) 4.0 L of 0.40 M d) 0.50 L of 0.40 M What...
1)Write the balanced NET IONIC equation for the reaction that occurs when hydrocyanic acid and potassium hydroxide are combined. (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) + (aq)(s)(l)(g) This reaction is classified as . A. Strong Acid + Strong Base B. Weak Acid + Strong Base C. Strong Acid + Weak Base D. Weak Acid + Weak Base 2)Write the balanced NET IONIC equation for the reaction that occurs when nitric acid and ammonia are combined. Use H3O+ instead of H+....