Question 5 4 pts Which of the following is an oxidation-reduction reaction? OKOH + HNO3 H20()...
Question 20 (2.5 points) Which of the following is an oxidation-reduction reaction? A) CaCl2 + Na2SO4 - CaSO4(s) + 2NaCI B) KOH + HNO3 -> H2001) - KNO3 C) N269) 029) -- 2NO(g) D) AgNO3 + NaCl - AgCl (s)- NaNO3 E) Al2(SO4)3 + BKOH-2A(OH)3(g) + 3K2504
12) For the following reaction, what is the correct coefficient for the H2? Fe + HCI-FeCl3 + H2 A) 1 B)2 C) 3 D) 4 E) 5 13) What is the classification for this unbalanced reaction? Fe + HCI-FeCl3 + H2 A) combustion B) combination C) decomposition D) single replacement E) double replacement 14) Which of the following is an oxidation-reduction reaction? A) CaCl2 + Nag S04 - CaSO4 + 2NaCl B) KOH + HNO3 -> H2O + KNO3 C)...
Please explain why or why not it would be a oxidation reduction reaction. Not just the solution. Which one of the following reactions is an oxidation reduction reaction? CaSO3+ 2HCI CaCl2+H20+SO2 NaCl AgNO3 AgCl NaNO3 3Ca(OH)22H3PO4 Ca3(PO4)2+3H20 3CUO 2NH3 3Cu 3H20+ N2 NaNO2 HCI NaCl HNO2
9. Identify the Brønsted-Lowry acid in the following reaction. H20(1) + CO32- (aq) + HCO3 (aq) + OH-(aq) 10. The [H3O+] of a solution with pH = 8.7 is 11. Which of the following is a neutralization reaction? A) KCl (aq) + NaNO3(aq) → KNO3(aq) + NaCl(aq) B) HNO3(aq) + KOH(aq) → H20 (1) + KNO3(aq) C) H20(1) + SO3(g) → H2SO4 (aq) D) 4Na(s) + O2(g) → 2Na2O(s) E) 2NO2(g) → 2NO(g) + O2(g)
Classify the following reactions as precipitation reactions, oxidation-reduction reactions, or acid-base reactions. NaCl(aq) + AgNOg(aq) → NaNO3(aq) + AgCl(s) | | BaCl2(aq) + Na2so,(aq) → BaSO4(s) + 2NaCl(aq) 4Al(s)302(g) 2Al,03(s) 2Hgls)+O2(g) 2HgO(sZn(s) Cu2(aq) Zn2+(a)+Cu(s) Mg(OH)2(aq) + 2HCI(aq) → 2H20(l) + MgC12(aq) | | 3KOH(aq) + H,PO,(aq) → K,POdaq) + 31 120(l) Precipitation Oxidation-reduction Acid-base
List whether the following equations are classified as single replacement, double replacement, combination, decomposition, combustion and/or oxidation reaction. 1) 2Mg(s) + O2(g) -> 2MgO(s) 2) Mg(s) + 2HCL (aq) -> MgCl2(aq) + H2 3) FeCl3 + 3NaOH -> Fe(OH)3 + 3NaCl 4) 3CuCl2 + 2Al -> 2AlCl3 + 3Cu 5) NaCl(aq) + AgNO3(aq) -> AgCl(s) + NaNO3 6) (NH4)2CO3 -> 2NH3 + CO2 + H20
Question 22 (2.5 points) How many grams of glucose (C6H1206) are in 3.55 moles of glucose? A) 180. g B) 639 g C) 103 g D) 426 g E) 50.7 g А с ОЕ B D Question 23 (2.5 points) How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg in the following reaction? 2Mg (s) + O2(g) → 2MgO(s) A) 30.4 g B) 50.4 g C) 60.8 g D) 101 g E) 201...
lructions Ondus LockDown! Question 19 Which of the following represents an acid-base neutralization reaction? SO2(g) + H20(1) -- H2SO3(8) OLIOH(aq) + HNO3(aq) --- LINO3(aq) + H20(1) 2KBr(aq) + Ciz() - 2Cl(aq) + Br20) CaBrzlag) + H250 lag) - CaSO4(s) + 2HBr(e) 2Al(s) + 3H_SO (ad) - Al2(SO4)3(aq) + 3H2(g) revious
CHEMICAL REACTION ASSIGNI IDENTIFY EACH REACTION AICI3 + F2 AlF3 + Cl2 H2 + CI20 HCI AlF3 + MnS04 MnF2 + Al2(SO4)3 C3H8 + 02 H2O + CO2 Na + Pb12 o Nal + Pb HBr + KOHD KBr + H2O Ca + CI2 = CaCl2 CacO3 | Cao + CO2 NaOH + CaSO4 Na2SO4 + Ca(OH)2 NH4CI + NaNO3 O NH4NO3 + Naci K + F2 KF C8H18 + O2 CO2 + H2O K + Al2(SO4)3 Al + K2...
4. (1 point) Write balanced equations for the complete combustion of each of the following substances. a. C3H28 (1) + b. C2H,2011 (s) + 5. (2 points) Identify each of the following unbalanced reactions as belonging to one or more of the following categories: precipitation, acid-base, or oxidation-reduction. Type Reaction K2SO4 + Ba(NO3)2 → BaSO4 + KNO3 HCI + Zn → ZnCl2 + H2 HCl + AgNO3 → AgCl + HNO3 HC1+KOH →KCI+H2O Zn + CuSO4 → ZnSO4 + Cu...