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Part 1 (1 point) Feedback hi See Periodic Table See Hint When hydrogen sulfide gas is...
04 Question (1 point) 1st attempt Feedback Ai See Periodic Table See Hint Complete the following neutralization reaction between an acid and a base. Do not include the states of matter in the equation, and do not write coefficients of "1" 1 H,Co, 1 KOH 10F 13 QUESTIONS COMPLETED < 04/13 > + VIEW SOLUTION CAN o BI 8 a
Question (1 point) 2nd attempt Feedback It See Periodic Table O See Hint In a 8.00 M nitrous acid (HNO,) solution, calculate (H). Nitrous acid is a weak acid with K - 4,00 x 104 at 25°C. 1.789 x 10- M > 1st attempt
04 Question (1 point) 3rd attempt See Periodic Table See Hint Feedback Complete the following neutralization reaction between an acid and a base. Do not include the states of matter in the equation, and do not write coefficients of "1" 8 1 H.CO, - 2 KOH-K,Co, +2H,0 > 2nd attempt > 1st attempt BOF 13 QUESTIONS COMPLETED C TRY AGAIN < 04/13 > • VIEW SOLUTION е со o a
1st attempt Feedback See Periodic Table See Hint In a 8.00 M nitrous acid (HNO.) solution, calculate (H'). Nitrous acid is a weak acid with K, 4.00 x 10" at 25°C M
23 Question (1 point) See page 330 2nd attempt See Periodic Table See Hint Feedback Balance the neutralization reaction of phosphoric acid with magnesium hydroxide. States of matter are not needed. х. Не X х) Mg(он), — н,о H2PO43 23/27 C TRY AGAIN VIEW SOLUTION 20 OF 27 QUESTIONS COMPLETED
2nd attempt See Periodic Table See Hint Feedback Write a chemical equation for the hydrolysis reaction that explains why an aqueous solution of CH3NH3Cl is acidic. [Please include the states of matter with each chemical species. Remember, it is an equilibrium reaction.] xx. He (aq).
1st attempt Part 1 (1 pt) * Feedback bi See Periodic Table Complete and balance the chemical equation for this combustion reaction. Do not add states of matter. x x. "He → S. 2C4H10+1302 —— 10H20+8C02 Part 2 (1 pt) X Feedback ♡ See Hint Determine how many grams of CO2 are produced by burning 2.43 g of C4H10. g carbon dioxide
Part 1 (1 point) Feedback See Do not include states of matter, multiplication symbols, or extra spaces. Use brackets [] to indicate concentration. If the concentration of a substance should be "1", then do not include it in the expression. Complete the expression for the weak acid behavior represented by HCOOH(aq) + (aq) + HCOO (aq) X X = + log cos, K = 1 Part 2 (1 point) Feedback Complete the expression for the weak acid behavior represented by...
Part 1 (1 point) Feedback See Do not include states of matter, multiplication symbols, or extra spaces. Use brackets [] to indicate concentration. If the concentration of a substance should be "1", then do not include it in the expression. Complete the expression for the weak acid behavior represented by HCOOH(aq) +H(aq) + HCOO (aq) log 003 K = 1 Part 2 (1 point) Feedback Complete the expression for the weak acid behavior represented by HF(aq) +H20(1) H.0(aq) + F"(aq)...
help please See Periodic Table See Hint wal Write the net ionic reaction that occurs upon the addition of HNO3 to a solution which contains methylamine (CH3NH2) and methylammonium chloride (CH3NH3CI). (Be sure to include states of matter.) x X He(aq),