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.

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