The following reaction 2H2 + O2 -> 2H2 O is an example of a. combination b....

Question

Question

The following reaction 2H2 + O2 -> 2H2 O is an example of

a. combination

b. decomposion

c. single-displacement

d. double displacement

The reaction 2C + 3H 2 -> C2 H6 + 84.0 kJ is

a. endothermic

b. exothermic

c. isothermic

d. protothermic

Answer 1

Answer #1

theiven re aton Here too reaitant& Combine to give uwaler as produut he-n It is Combinaten Reauton aption Corret 米 The given

Answer 2

Similar Homework Help Questions

Your Name Extra credit of example is 1. The following reaction: Mg+FeO- Mgo+Fe. a) combination. b)...

Your Name Extra credit of example is 1. The following reaction: Mg+FeO- Mgo+Fe. a) combination. b) decomposition. c) single-displacement. d) double-displacement. an example of 2. The following reaction: NaOH + HC1+ NaC1+ HO. a) combination. b) decomposition. c) single-displacement. d) double-displacement. 3. The following reaction: NaCOs + CaCh 2Nacl+ a) combination. b) decomposition. c) single-displacement. d) double-displacement. 4. The following reaction: F2 + 2KBr-> 2KF + Bra, is an example o a) combination. b) decomposition. c) single-displacement. d) double-displacement. 5....
The following reaction is an example of a КСІ + NaNO3 + KNO3 Naci (a) combination...

The following reaction is an example of a КСІ + NaNO3 + KNO3 Naci (a) combination (b) decomposition (C) single displacement (d) double displacement
2 pts Question 14 Consider the reaction 2H2(g) + O2(g) → 2H2O(l) AH = -286 kJ...

2 pts Question 14 Consider the reaction 2H2(g) + O2(g) → 2H2O(l) AH = -286 kJ Which of the following is true? The reaction is exothermic The reaction is endothermic The reaction is neutral with respect to energy change Heat is absorbed by the system Information is not enough to tell about the energy change

QUESTION 7 AH® - -560 kJ Look at this reaction: 2H2(g) + O2(9) --> 2H20(1 Which...

QUESTION 7 AH® - -560 kJ Look at this reaction: 2H2(g) + O2(9) --> 2H20(1 Which one of the following statements is true? Heat is absorbed during the reaction The reaction is endothermic The enthalpy change is positive This reaction is exothermic
5. Identify the following 4 reaction equations as decomposition, combustion, double displacement, combination, or single displacement....

5. Identify the following 4 reaction equations as decomposition, combustion, double displacement, combination, or single displacement. (4pts) a) Fe2O3(s) + 2Al(s) - 2Fe(s) + Al2O3(s) b) 2H20(1) → 2H2(g) + O2(g) c) C3H3(g) + 502(g) → 3C02(g) + 4H2O(g) d) LiOH(aq) + HNO3(aq) → LINO3(aq) + H2O(1)
NEED ANSWERS ASAP PLZ QUESTION 4 AH° = -560 kJ Look at this reaction: 2H2(g) +...

NEED ANSWERS ASAP PLZ QUESTION 4 AH° = -560 kJ Look at this reaction: 2H2(g) + O2(g) --> 2H20(1) Which one of the following statements is true? O Heat is absorbed during the reaction O The reaction is endothermic O The enthalpy change is positive O This reaction is exothermic QUESTION 3 If AH = 25 J for a certain process, that process O releases heat O is exothermic. O is endothermic. O can't tell

1. What coefficients would balance the following equation? _Al + _02_Al2O3 O A 2Al +3021A1203 O...

1. What coefficients would balance the following equation? _Al + _02_Al2O3 O A 2Al +3021A1203 O B.2A1+302 > 2Al2O3 O C.3Al + 302 + 2A1203 O D. Al +302 → 2A1203 2. What coefficients would balance the following equation? _C2H + _02 +_CO2+ _H20 O A 1CH5 +502 + 2002 + 3H20 OB 2C H5 +502 + 4CO2 + 6H20 OC. 20 H6 + 702 + 4CO2 + 6H20 OD. 2CH3 + 1002 + 4CO2 + 6H20 3. Classify the...
10) Use the following decomposition reaction to answer the following questions: 2H2O(g) + heat - 2H2(g)...

10) Use the following decomposition reaction to answer the following questions: 2H2O(g) + heat - 2H2(g) + O2(g) a. Is this reaction Endothermic or Exothermic and how do you know?
4 Na(s) + O2(g) --> 2 Na2O(s) ΔH0 = - 828 kJ This reaction is _______,...

4 Na(s) + O2(g) --> 2 Na2O(s) ΔH0 = - 828 kJ This reaction is _______, and therefore heat is_____ by the reaction. a)exothermic, absorbed b)exothermic, released c)endothermic, absorbed d)endothermic, released

A certain reaction has Ho = 79.70 kJ and So = -55.80 J/K. (a) Is this...

A certain reaction has Ho = 79.70 kJ and So = -55.80 J/K. (a) Is this reaction exothermic, endothermic or isothermic (neither)? This reaction is ---Select--- exothermic endothermic isothermic . (b) Does this reaction lead to a decrease, an increase, or no change in the degree of disorder in the system? This reaction leads to ---Select--- a decrease an increase no change in the disorder of the system. (c) Calculate Go for this reaction at 298 K. If this value is less...