can you solve the problems below Mathematics Assignment Help

can you solve the problems below Mathematics Assignment Help. can you solve the problems below Mathematics Assignment Help.


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Write the equation, balance, and identify the type of
reaction.

1)     C3H8  +     O<span style='font-family:Symbol;
mso-ascii-font-family:”Times New Roman”;mso-hansi-font-family:”Times New Roman”;
mso-char-type:symbol;mso-symbol-font-family:Symbol’>® 

2)     Ca  +    
Mg(NO3)2  ®

3)      KOH  +     
HBr  <span style='font-family:
Symbol;mso-ascii-font-family:”Times New Roman”;mso-hansi-font-family:”Times New Roman”;
mso-char-type:symbol;mso-symbol-font-family:Symbol’>®

<span style='font-family:
Symbol;mso-ascii-font-family:”Times New Roman”;mso-hansi-font-family:”Times New Roman”;
mso-char-type:symbol;mso-symbol-font-family:Symbol’>

 

4)      Na  +     
O2  ®

5)      MgO  ®

can you solve the problems below Mathematics Assignment Help[supanova_question]

Calculate ΔG° (in kJ/mol) for the following reaction at 1 atm and 25°C: Science Assignment Help

Calculate ΔG° (in kJ/mol) for the following reaction at 1 atm and 25°C:

C2H6 (g) + O2 (g) → CO2 (g)+ H2O (l)

ΔGf° C2H6 (g) = -32.89 kJ/mol; ΔGf° CO2 (g) = -394.4 kJ/mol; ΔGf° H2O (l) = -237.2 kJ/mol

Answer: -2935.0

[supanova_question]

ΔS is positive for the reaction __________. Science Assignment Help

ΔS is positive for the reaction __________. Can you give me an explanation? Do you the coefficients in front of each or just the gas state?

A) 2H2 (g) + O2 (g) → 2H2O (g)

B) 2NO2 (g) → N2O4 (g)

C) CO2 (g) → CO2 (s)

D) BaF2 (s) → Ba2+ (aq) + 2F- (aq)

E) 2Hg (l) + O2 (g) → 2HgO (s)

Answer: D

[supanova_question]

​delta S is negative for the reaction __________. why cant the answer be d and Science Assignment Help

delta S is negative for the reaction __________.  why cant the answer be d and e

A) PbCl2 (s) ¬ Pb2+ (aq) + 2Cl- (aq) 

B) NH4Cl (s) ¬ NH3 (g) + HCl (g)

 C) H2O (l) ¬ H2O (g) 

D) 2C (s) + O2 (g) ¬ 2CO2 (g) 

E) 2SO2 (g) + O2 (g) ¬ 2SO3 (g)

[supanova_question]

ΔH° is +137 kJ/mol and ΔS° is +120 J/ K · mol. This reaction is spontaneous Science Assignment Help

For the reaction

C2H6 (g) → C2H4 (g) + H2 (g)

ΔH° is +137 kJ/mol and ΔS° is +120 J/ K · mol. This reaction is __________. The know the answer is only at high temperatures is this because they are both positive. If yes how do I know at the other answers

A) spontaneous at all temperatures

B) spontaneous only at high temperature

C) spontaneous only at low temperature

D) nonspontaneous at all temperatures

[supanova_question]

[supanova_question]

to vote on their favorite horror films Mathematics Assignment Help

# of Voters          10           7              5              5              4

1st choice             A             D             B             C             B

2nd choice            C             B             C             D             C

3d choice              B             A             A             A             D

4th choice            D             C             D             B             A

1.  How many
students voted?   

to vote on their favorite horror films Mathematics Assignment Help[supanova_question]

to vote on their favorite horror films 5 Mathematics Assignment Help

# of Voters          10           7              5              5              4

1st choice             A             D             B             C             B

2nd choice            C             B             C             D             C

3d choice              B             A             A             A             D

4th choice            D             C             D             B             A

Use
the plurality-with-elimination method to find the winner of the election.

[supanova_question]

to vote on their favorite horror films 4 Mathematics Assignment Help

# of Voters          10           7              5              5              4

1st choice             A             D             B             C             B

2nd choice            C             B             C             D             C

3d choice              B             A             A             A             D

4th choice            D             C             D             B             A

Use
the Borda count method to find the winner of the election.

[supanova_question]

to vote on their favorite horror films 3 Mathematics Assignment Help

# of Voters          10           7              5              5              4

1st choice             A             D             B             C             B

2nd choice            C             B             C             D             C

3d choice              B             A             A             A             D

4th choice            D             C             D             B             A

Use
the plurality method to find the winner of the election.

[supanova_question]

to vote on their favorite horror films 2 Mathematics Assignment Help

# of Voters          10           7              5              5              4

1st choice             A             D             B             C             B

2nd choice            C             B             C             D             C

3d choice              B             A             A             A             D

4th
choice
            D             C             D             B             A

How many first place votes are needed for a
majority?  

[supanova_question]

can you solve the problems below Mathematics Assignment Help

can you solve the problems below Mathematics Assignment Help

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