How do you think we can determine how much energy is stored in a chemical compound? Choose from the choices below:

Q: 10. You're preparing for a camping trip. you see two different stoves you can pack for your trip to…

A: We are given propane and hexane fuel to select from. The fuel having higher calorific value will…

Q: On the basis of what you observed between carbon dioxide and the glowing splint, explain how CO2…

A: We have to tell how CO2 fire extinguisher works

Q: 2. Using the Born-Lande equation, calculate the lattice energy of calcium fluoride.

A: Using standard data from google; Ionic radius of Ca2+=0.99AoIonic radius of F-=1.36AoMadelung…

Q: Assign reason to the following :(i) Noble gases have large positive values of electron gain…

A: Given statements, (i) Noble gases have large positive values of electron gain enthalpy.(ii) Helium…

Q: 3. What type of bond do you have with the people around you?

A: Mainly there are four types of bonds or interactions. They are (1) ionic (2) covalent (3) hydrogen…

Q: Consider the following balanced reaction: 2 A2 + 3 B → C2 + 2 D What is the enthalpy of reaction if…

A:

Q: we have four potatoes.  Two are connected by a string, so they're tied together.  Two are just…

A: In  N2 both nitrogen atoms tied with triple bond  and form  linear structure.

Q: Sodium Magnesium Copper Lithium Zinc Aluminum Silver Tin Potassium Strontium Calcium Barium Cesium…

A: Valancy of a atom can difine as  a single atom is able to combine with no of atoms. Valancy is equal…

Q: 2. A 48.33-mL sample of 0.150 M NaBr is titrated into 50.00 mL of 0.145 M AgNO3. Both solutions had…

A: I.) When AgNO3 and NaBR are titrated then as per solubility rules precipitates of AgBr would form .…

Q: Br2, heat Br Br O A

A: Which one of the following is correct

Q: 4. Use appropriate bond energies to predict whether the reaction in which ethylene forms…

A: Polymerization of linear polyethylene represents as n(CH2=CH2) ---> -(-CH2-CH2)n

Q: Hydrazine is an inorganic compound with the chemical formula N,H4. The reaction of hydrazine with…

A: Consider the given target reaction for which we need to determine the enthalpy change is as follows;…

Q: find the atomic spacing in a crystal of rock salt (nacl), whose structure is shown in fig. 2.19. the…

A: Given, Mass of Na = 3.82 x 10-26 kg Mass of Cl =  5.89 x 10-26 kg Then mass of NaCl =…

Q: Following the steps in Hess’ Law, which compounds/elements will be cancelled? 2 FeO (s) → 2Fe(s) +

A: We have to tell which compound will be cancelled while adding in Hess law

Q: 2p 2s 1s 30 17g 30% 1u 201 20 101 10g Q2/ Complete the following diagram for the carbon molecule…

A:

Q: MCQ 31: The ions which do not take part in any activity step during a chemical reaction are called…

A: Ions are the chemical species which possess a negative or positive charge over them. The ions…

Q: [COC14]¯ (alc) + 6H,O(alc) [Co(H,O),J?+ (alc) + 4C1¯(alc) deep blue rose pink

A: Exothermic: Heat is evolved. This is when product is more stable than the reactant   Endothermic:…

Q: Decide how the electrons in the following table would be listed, if they were listed in order of…

A: Electrostatic potential energy depends on the charges and distance between the charges.

Q: Using the data to the right, calculate the standard enthalpy change. Mt(s) + ½ O2(g) → MtO(s)…

A: The reaction given is

Q: How does the ground temperature in sunlight with CO2 compare with ground temperature in sunlight…

A: Given : To explain effect of CO2 on temperature of earth.

Q: Hydroxyl radicals react with and eliminate many atmospheric pollutants. However, the hydroxyl…

A:

Q: 4. The common oxidation number for an alkaline earth metal is +2. (a) Using the Born-Mayer equation…

A: Here, first we have to draw the Born-Haber cycle and then we have to show that CaCl is an exothermic…

Q: HBr Br Br Br Br Br- Br I3D III IV VI VII None of the above

A: Alkenes on treatment with a halogen acid gives haloalkanes or alkyl halides.

Q: Use bond dissociation energies and standard enthalpies of formation for H, O and C atoms to estimate…

A:

Q: Calculate the enthalpy of formation of lithium bismuthide using a Born-Haber cycle. Lit Bi3- LizBi

A:

Q: 5. You are given a list of binary compounds (only two different elements) and asked to determine the…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: The following chemical structure represents a molecule of what molecular formula? C10H12N C10H13N…

A: Molecular formula :- The formula which shows the actual number of atoms of different elements…

Q: A student repeated the Styrofoam ball experiment. This time, the student rubbed the plastic rod on…

A: When plastic rod is rubbed against cats fur, the fur becomes positively charged and the rod becomes…

Q: Consider the following compounds: N. H. N. A В C D ZI

A: Basic character of an organic compound depends on its tendency to donate the electron pairs. The…

Q: Using the provided table and the equation below, determine the heat of formation for PbS. 2 PbS (s)…

A: Heat of reaction = Heat of reaction of products - heat of reaction of reactants

Q: What is the following and what are the organic molecules?         H         H H     C    C    C…

A: Given that,

Q: Select ALL of the formulas that would cause a light bulb to barely or only slightly light up. O…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: Hydrazine is an inorganic compound with the chemical formula N2H4. The reaction of hydrazine with…

A: 1) 2ClF3 + 2NH3 ---> N2 + 6HF + Cl2     ∆H° = -1196 kJ  2) N2H4 + O2 ---> N2 + 2 H2O    ∆H° =…

Q: 1. Using standard enthalpies of formation table in your book calculate the AH° for the reaction: 2…

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

Q: Example find the Baur quandam No for Mn 25

A: QUANTUM NUMBER Quantum numbers are the set of numbers that are used to describe the position and…

Q: Power Index = 178% Heat of explosion (Qv) = 6666kJ/kg Gaseous products detected: CO2, H2O, and N2…

A: Given : Power Index = 178% Heat of explosion (Qv) = 6666kJ/kg

Q: Balance the ethanol combustion reaction shown below and use the bond energies to estimate the…

A: Here, the given reaction is : For this, the balanced equation will be given by first balancing…

Q: Which of the CO bonds in the following molecules do you expect to absorb the longest wavelength of…

A: Answer: [Co(CO)4]-

Q: Below are drawn three resonance structures. Which of these structures would have the lowest…

A: Neutral molecules has lowest energy.

Q: Using the enthalpy of reaction for two reactions with ozone, determine the enthalpy of reaction for…

A: Given :-  1) ClO(g) + O3(g) →Cl(g) + 2O2(g) ∆H°rxn = -122.8 kJ   2) 2O3(g) → 3O2(g)  ∆H°rxn = -285.3…

Q: Researchers have found that chlorofluorocarbons, chemicals that damage the ozone layer, can…

A:

Q: Diborane has been used as a rocket propellant. Calculate the energy released from 1.00 kg of…

A: The reaction given is, B2H6 (g) + 3O2(g) → 3H2O (g) + B2O3 (s) Given that: ∆H (B2H6)=  31 kJ ∆H…

Q: How many shielding electrons does carbon have?

A: Shielding or screening effect -When the number of inner electrons is greater, they shield the…

Q: 1. In molecules with more than one n bond, conjugation can affect both the physical properties of…

A: The system having delocalized pi electrons are called conjugate system. Benzene, Toluene like…

Q: Decide how the electrons in the following table would be listed, if they were listed in order of…

A: Use electrostatic potential energy formula.

Q: C₂H4(g) + 302(g) → 2CO2(g) + 2H₂O(1) Given the reaction equation above, calculate the molar enthalpy…

A: Known: Standard enthalpy of formation of CO2 = -393.5 kJ/mol Standard enthalpy of formation of…