Determine the pH for the following acids and bases:
a) 1.0 x10-8 M HCl
b) 5.0x 10-3 M HNO3
c) 1.5 x 10-5 M NaOH
d) 3.0 x 10-12 M OH
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Determine the pH for the following acids and bases: a) 1.0 x10-8 M HCl b) 5.0x...
PROBLEMS 1) Acids and bases: Calculate the following a) [H30] in a 0.500 M solution of HCl b) pH of a 0.100 M solution of HCI c) pH of a 0.100 M solution of HNO3 d) [OH] in a 0.500 M solution of HClnote, for this you need to use Kw e) pH of a 0.100 solution of NaOH (also need to use some form of Kw here)
Unit 23 Acids and Bases, pH and Buffers Prelab for Lab 23 Acids and Bases, pH and Buffers Name Section Date 1. Circle the bases in the following list: HCI NHS NaOH HNO: CH3COH CH3NH2 H2SO4 NaCl HCIO 2. Fill in the blanks to the correct number of significant figures: ну (он) PH 2.34 | | 4.6 x 10 | | | 6.623 x 10" | | | | 8.3 x 102 (over) | 199 Unit 23 Acids and Bases,...
Acids and Bases 1) Which of the following is a general property of a basic solution? a. feels slippery b pH less than 7 c. tastes sour d. turns litmus paper red e. none of the above 2) If a vinegar sample has a pH of 5, the solution is which of the following: a. strongly acidic b. weakly acidic c neutral d. weakly basic e. strongly basic 3) Which of the following is a weak Arrhenius acid a. HNO3...
1. Label the acids, bases, conjugate acids, and conjugate bases in the reactions below: a. Na2CO3(aq) + 2 HCl (aq) H2CO, (aq) + 2 NaCl (aq) b. NH” (aq) + CN + NH3 (aq) + HCN (aq) c. Na2HPO4 (aq) + NaOH(aq) - Na PO. (aq) + H20 (1) d. H2O(l) + NaH (s) H2(g) + NaOH(aq) 2. Calculate the pH of the following solutions: a. [H,O') = 4.5 x 10° b. 12 M HCl C. 0.13 M NaOH d....
3. W hat is the pH of each of the following solutions? a. 0.0001 M HCl o 2 b. 0.01 M HNO3 。 c. A solution with a [H3O'] concentration of 5 x 106 M? d. A solution with a [OH-] concentration of 8 x 10 3?
explain 10,11,12
e. The answer depends on the volumes of the respective sululus. 10. A solution has [OH]=3.0 x10-'M. The [H] in this solution is a. 1.0M b. 3.0 x 107 M c. 1.0 x 10 M d. 3.3 x 108 M e. none of these 11. Calculate the [OH) in a solution that has a pH of 3.76. a. 5.8 x 10 M b. 1.0x 10 M c. 1.7x10+ M d. 2.7 x 10-4 M e. none of these...
2. Calculate the pH of the following solutions: (a) [H3O+] = 1.4 x 10-'M (b) [OH-] = 3.5 x 10-2M (c) pOH = 10.5 3. What is the pH of a 0.10 M solution of HCIO4? (A strong acid) 4. Write the dissociation reaction and the corresponding K, expression for the following acids in water. (a) H3PO4 (b) C&H OH 5. Write the reaction and corresponding Ko expression for each of the following bases in water. (a) NH3 (b) PO4...
In an aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak bases, or other. Strong acid Weak acid Strong base Weak base Other Answer Bank H, PO, HBr Ba(OH), Сн, соон | LIOH (CH, BN HNO, NH, NaCl What is the pH of a 8.6 x 10-8 M solution of HCl(aq) at 25 °C? Report your answer to the hundredths place. pH = < Question 17 of 22 > Arrange the aqueous solutions from the most...
12) What is the pH of a 1.8 x10^-2 M Ba(OH)2 solution? (a) 12.56 (b) 2.85 (c) 4.44 (d) 6.38 13) What is the pOH of a 1.8 x10^-2 M Ba(OH)2 solution? (a) 1.44 (b) 2.85 (c) 6.37 (d) 9.56 14) Calculate the H3O+ ion concentration of a solution with a pH of 8.34. (a) 2.88 x 10^-9 M (b) 3.85 x 10^-5 M (c) 4.57 x 10^-9 M (d) 6.83 x 10^-5 M
i need help with C.)
EXPERIMENT 16 ACIDS AND BASES: COMPLETE CURVE ANALYSIS HOMEWORK EXERCISES Name Titration of 50.00 mL HNO, with 0.3850 M NaOH 14 12 10 8 pH 6 4 2 0 30 25 20 0 5 10 15 ml NaOH Added % Equivalence Point ml. pH 1. a. Determine the following from the above graph: Initial Equivalence Point pH [H) ml. pH 2.10 7,94 +10 18.50 8.00 4.25 3.3 b. Write the reactions with the appropriate arrows...