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15. Determine the net ionic equation for the following chemical reaction: NaOH(aq) + HCl(aq) ----------> NaCl(aq)...
12. Determine the number of H atoms in 1.22 x 1020 C.Ho molecules. 1.18 x 10exp22 H atoms 7.32 x 10exp20 Hatoms 4.46 x 10exp23 H atoms 2.00 x 10exp-23 H atoms Question 13 13. A compound contains 20.24% Al and 79.76% Cl. Calculate the empirical formula. molar masses: Al = 26.98 g/mole and CI = 35.45 g/mole A1203 AICI3 AICI АІЗСІ
QUESTION 14 What is the net ionic equation for: HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(1) Option A: HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(1) Option B: Option C: Option D: H*(aq) + Cl(aq) + Nat(aq) + OH (aq) → Na*(aq) + Cl (aq) + H2O(1) H*(aq) + OH (aq) → H20(1) Na (aq) + Cl(aq) → Na*(aq) + Cl(aq) O Option A O Option B Optionc O Option D
HCl and NaOH react according to the following equation: HCl (aq) + NaOH → Na+(aq) + Cl-(aq) + H2O(l) In a coffee cup calorimeter, 50mL of 2.00 M HCl was combined with 50mL of 2.05 M NaOH. The temperature of the solution rises from 22 degree C to 36 degrees C. What is the enthalpy change for the reaction (delta H rxn)? What is the molar enthalpy for the reaction? Given: The heat capacity of the calorimeter (Cc) is 14.0...
QUESTION 11 Select all of the molecular equations from the following: Option A: HCl(aq) + NaOH(aq) → NaCl(aq) + H20() Option B: H*(aq) + Cl(aq) + Na*(aq) + OH (aq) → Na*(aq) + Cl(aq) + H2O(1) Nacl(aq) + AgNO3(aq) → NaNO3(aq) + Agcl(s) Option C: Option D: Nat(aq) + Cl(aq) + Ag* (aq) + N03 (aq) → Nat(aq) + NO3 (aq) + AgCl(s) Option A Option B Option Option D
The molecular equation for the reaction of hydrochloric acid (HCI) and sodium hydroxide (NaOH) is, NaOH (aq.) + HCl (aq.) -NaCl (aq.) +H20 (1) The net ionic equation is: O NaOH(aq.) + HCl (aq.) →NaCl (aq.) + H2O(1) O Na+ (aq.) + OH- (aq.) + H+(aq.) + CI+ (aq.) → H2O(1) + Na+ (aq.) + OH"(aq.) O none of the above are correct. O H+ (aq.) + OH- (aq.) → H2O(1)
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QUESTION 15 Which of the following is the net ionic reaction between hydrochloric acid and aqueous sodium hydroxide? NaOH(aq) + HCl(aq) + NaCl(aq) + H20 (1) H(aq) + OH(aq) + H20 (1) Nat (aq) + C (aq) - NaCl (aq) b. NaOH(aq) + HCl(aq) + NaCl (aq) + H20 (1) Na* (na) + OH' (aq) + NaOH(aq) Od
HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(1) 100.0 mL of 0.500 M HCl is mixed with 300.0 mL of 0.100 M NaOH in a coffee cup calorimeter. Assuming the temperature of the solution was initially 25.0 °C, and the final temperature of the solution was 26.7 °C, calculate the enthalpy of this reaction per mole of HCl. Assume the density of the water and acid and base solutions are all 1.00 g/mL.
Consider the following reaction. NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l) If 25.0 mL of a 0.100 M solution of NaOH reacted with excess HCl, how many moles of NaCl could form? a. 0.00250 mol b. 0.100 mol c. 25.0 mol d. 2.50 mol 1 points QUESTION 9 Consider the following reaction. How many grams of sucrose would produce 2546 kcal? a. 649.4 g b. 1342 g c. 180.4 g d. 1.897 g
QUESTION 7 Which of the following is the net ionic reaction between hydrochloric acid and aqueous sodium hydroxide NaOH(aq) + HCl(aq) - NaCl(aq) + H20 (1) H(aq) + OH (aq) - H20 (1) Na* (aq) +Cr (aq) - NaCl (aq) b. c. NaOH (aq) + HCl(aq) - NaCl (aq) + H20 (1) Na" (aq) - OH(aq) - NaOH(aq) CSP and Suhtel it
1) The net ionic equation for the reaction between aqueous nitric acid and aqueous sodium hydroxide is A) H+ (aq) + HNO3 (aq) + 2OH- (aq) → 2H20 (1) + NO3- (aq) B) HNO3 (aq) + NaOH(aq) → NaNO3(aq) + H20 (1) C) H+ (aq) + OH- (aq) + H2O (1) D) HNO3 (aq) + OH- (aq) + NO3- (aq) + H2O (1) E) H+ (aq) + Na+ (aq) + OH- (aq) → H20 (1) + Na+ (aq) 2) Which...