3.2) The energy required to dislod effect is 275kJ/mol. What wave photon to dislodge an election from Given: Epulse 275 kJ/mol Fir

Q: use the photo attached please to answer the questions  1. This reaction is... 2.Suppose 56.0g of…

A: If the heat is released reaction is exothermic  and if the heat is being absorbed the reaction is…

Q: 8. Hydrazine, N₂H4, is a rocket fuel. Calculate the AH rxn when 1 mole of hydrazine is combusted…

A:

Q: Please explain

A: The heat produced (Q) by the system is calculated as shown in equation (1) where is ‘c’ is the…

Q: Consider the combustion of liquid C₅H₈ in oxygen gas to produce carbon dioxide gas and water vapor.…

A: Combustion is the reaction of a substance with oxygen. In the presence of oxygen, hydrocarbons…

Q: The specific heat capacity of scandium is 0.567 J/g °C. How many joules are given off when 81.53g of…

A: Given  Mass of scandium = 81.53 gram  Initial Temperature ( T1 )   = 574.2 ℃ Final Temperature ( T2…

Q: 2 moles of potassium metal reacts with liquid water to produce solid potassium hydroxide, hydrogen…

A: 2K + 2H2O →2KOH + H2  Given that ∆H = - 162.4 kJ/mol For 2 mol of potassium metal (K) , ∆H = 2 mol x…

Q: Burning 1.000 mol of methane in oxygen to form carbon dioxide and water produces 803 kJ of energy.…

A: The problem is asking us to find out how much energy is produced when 2.000 mol of methane is…

Q: A piece of gold (specific heat of 0.129 J/g oC) at 190 oC is placed in 165 mL of water. The initial…

A: The heat lost by the piece of gold is absorbed by water. The amount of heat absorbed by water can be…

Q: If 890 kJ is released during the combustion of 1 mol of methane, what is the heat of reaction if…

A:

Q: Ignition wires heat sample Thermometer Stirrer A bomb calorimeter, or constant volume calorimeter,…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: In a coffee-cup calorimeter, 148.2 g of H20 and 97.0 mL of HCl are mixed. The HCI had an initial…

A: The heat lost or gained by water is given by  Q = mCΔT  where m = mass of water  C = specific heat…

Q: If 20.7 g of C4H1₁0 is burned, how much heat will be produced?

A: The combustion of butane (C4​H10​) involves the reaction with oxygen (O2​) to produce carbon dioxide…

Q: If the heat of combustion for a specific compound is-1190.0 kJ/mol and its molar mass is 63.57…

A: Heat of combustion: The enthalpy of combustion is the enthalpy change that occurs when 1 mole of a…

Q: Nitrogen monoxide has been found to react with oxygen gas to produce the brown gas nitrogen dioxide.…

A: Given :  Heat released when one mole of NO reacts = 57 KJ

Q: 1. A 45.0 kg chunk of metal (specific heat 0.300 1/gC) initially at 25.0°C absorbs 122,000 ) of…

A: We can calculate the final temperature from the given formula  q = m × C × (Tfinal - Tinitial) Where…

Q: n an industrial process to produce ammonia (NH3); nitrogen, N2, reacts with hydrogen, H2, the…

A: i) Since nitrogen gas reacts with hydrogen gas to produce ammonia gas Hence the reaction will be…

Q: 2) A reaction occurring in a calorimeter absorbs 850.0 J of energy. The initial temperature of 200.0…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: How many grams of carbon are present if it requires 57.5 kJ of energy to heat a sample from 20.0 to…

A:

Q: An unknown mass of sand and water at 23 °C each absorb 1.95 × 10³ J of heat. The final temperature…

A: Given: Amount of heat absorbed = 1950 J Initial temperature of sand and water = 23 oC Final…

Q: How much heat (in kJ) is released when 160 grams of CH4 is burned with 2000. grams of O2? If the…

A: 1- First calculate the moles of CH4 and O2 gas  a) moles of CH4 = ( 160g / 16gmol-1 )  Molar mass of…

Q: Mercury oxide (HgO) readily decomposes when heated. If it takes 90.8 kJ to decompose one mole of…

A:

Q: Coal power plants burn large amounts of coal, C(s), in an O₂(g) atmosphere to generate electricity.…

A: •Weight of carbon= 1.13 E2 metric ton.•Reaction producing carbon dioxide:- C(s) + O2(g) --->…

Q: Suppose the 25.0 g of the following substances all initially at 27.0 °C absorb 2.35 kJ of energy.…

A: Amount of heat,Q required to change the temperature of a substance of mass ,m and specific heat…

Q: The amount of energy required to raise the temperature of a substance by 1 K (1 °C) is its heat…

A: We have to conclude what is the term called in chemical thermodynamics when 1g of substance is…

Q: Consider the reaction, C2H4(g) + H2(g) → C2H6(g), where ΔH = –137 kJ. How many kilojoules are…

A: The reaction of alkene with hydrogen is called as hydrogenation. The energy change that is…

Q: The units for the answer is KJ/mol. But this answer says joules. why is that?

A: Previous answer is incorrect.

Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in…

A: The energy difference of the products and reactants is known as the energy change of a reaction.

Q: How many joules are required to heat 340 grams of water from 25oC to 125oC?

A: Given: Mass (m) = 340 g = 0.340 kg Initial temperature (T1) = 25°C Final Temperature (T2) = 125°C

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: Given: Mass of nickel = 63.29 g. Initial temperature of nickel = 97.88 oC Mass of water = 76.34 g.…

Q: The Haber process is exothermic. (the formation of NH3 from its elements) a) Write out the balanced…

A: Balanced chemical reaction is the chemical equation that contains an equal number of atoms of each…