How can you tell if CO2 or SO2 has a high boiling point (without knowing the boiling point) and why is one higher than the other?

Q: Calculate the enthalpy of combustion per mole when 4.10 g of methane burns in oxygen and 236 kJ of…

A: Enthalpy of combustion means the heat energy is given out when one moles of any substance completely…

Q: NaCl(s) + heat ->

A: The reaction given is heating of NaCl solid.

Q: One of the following molecules is a solid at room temperature. Which one? Why? a. Br2 b. I2 c. F2 d.…

A: Option b. I2 is the correct optionA element to be solid at room temperature, It must have very…

Q: KMNO4, H3O* heat

A:

Q: 4. Write balanced formation equations for the following, indicate proper states: → N2O3(g) C2H3F(g)

A: A question based on general chemistry that is to be accomplished.

Q: Why doesn't CO2 have a normal melting point and a normal boiling point whereas water does

A: The phase diagram of water and carbon dioxide are

Q: Differentiate between calcium carbonate and calcium oxalate crystals.

A: Both calcium carbonate and calcium oxalate are alkaline earth metal salts.

Q: How many of carbons 2p orbitals are left unhybridized in CO2? 2.

A: To determine the number of unhybridized 2p orbitals of C in CO2

Q: What type of chemical bond is present in the Cl2 molecule

A: There is covalent bond in Cl2 molecule.

Q: Name the type of reaction SO3 S OH H,SO4

A: To find: The type of reaction

Q: Provide explanations for the Carbon monoxide has slightly higher melting and boiling points than N2…

A: The given statement is, Carbon monoxide has slightly higher melting and boiling points than N2 .

Q: How can this effect be achieved through CO2 or dry ice? What does LPG stand for? How can a gas be…

A: The process of liquefying a gas, which transforms it from a gas to a liquid, is known as the…

Q: Which of the following compounds would you expect to have the lowest melting point? CaO H2O Na2O…

A: Ionic compounds with higher charges have higher melting point due to strong intermolecular forces…

Q: Is the chemical reaction required to form water balanced? 2H2+O2 ->2H2O

A: Since,  We know that,  Balanced equation means number of atom in reactant side is equal to number of…

Q: Is Cupric acetate a metal? why or why not?

A:

Q: Consider the Haber process at 500 ºC: N, (g) + 3H, (g) =2NH; (g) with a AH of reaction equal to -92…

A:

Q: Calculate the amount of heat absorbed when 63.5 g of NO is produced. N2g) + O2(g) → 2NO2)…

A: Mass of NO = 63.5 g  ∆Hrxn = 180.5 KJ/mol. The amount of heat absorbed when 63.5 g NO is produced =…

Q: amount of heat

A:

Q: The importance of combustion in our daily lives. List atleast 10 examples.

A: The combustion is a type of oxidation reaction in which substance reacts with oxygen and carbon…

Q: Which of the following statements is (or are) correct for CO2 (carbon dioxide)? a) The supercritical…

A: a) only is correct.

Q: Why is CO2 considered a molecule but CaO is not?

A: Applying definition of molecules we can define the molecular and ionic species.

Q: Which of the following observations give evidence that a crystal is a hydrate? One or more answers…

A: Solutions- Crystals are hydrated because water molecule in present inside the crystal.

Q: Calculate the kilojoules of heat required to decompose 2.5 moles of baking soda. * 2NaHCO3(s) →…

A:

Q: Write a balanced equation for the formation reaction of each of the following substances: a)…

A: As per our guidelines only the first three question are solved for multiple questions. Kindly post…

Q: Calculate the number of I of hydrogen gas required to make 4. N2+ H2

A:

Q: 17. What is the type of the following reaction? 2HgO) 2Hgm + O2(2) The answer is

A: When a compound breaks in two or more smaller substances then such reactions are called…

Q: Like CO2, water has two polar bonds but unlike CO2, water is polar overall. Explain why this is so?

A: Since we know that the molecular geometry of CO2 is Linear  and H2O is bent .

Q: Determine the amount of heat (in kJ) given off when 2.48×104g of NO2 is produced according to the…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Write a balanced chemical reaction for the condensationreaction between H3PO4 molecules to form…

A: Phosphoric acid(H3PO4) undergoes condensation reaction to form H5P3O10 as shown below. 3H3PO4     →…

Q: Nitrogen and phosphorus are elements from the same group. Which of the following reasons is NOT A…

A:

Q: beads

A: The force of interaction between similar molecules is called cohesion and the force of interaction…

Q: What is a hazard of concentrated sulfuric acid?

A: Concentrated sulphuric acid contains more amount of H2SO4 and it is extremely difficult to handle…

Q: What is an intermetallic compound? How is it different from other compounds? For example, other than…

A: Applying concept and definition of intermetallic compounds.

Q: Why are lithium halides covalent in nature?

A: Covalent compounds are formed by the sharing of electrons.

Q: Which of the following is expected to have the lowest melting point? I3D II IV O II O IV O O o o

A: Melting point of a compound depends on the strength of intermolecular forces. Greater is the…

Q: O 2,2,3,3-tetrabrom O 2,3-dibromobuter O 2,2-dibromobutar

A: Hydrocarbons havings triple bonds are called alkynes.  The general formula for alkynes is CnH2n-2.

Q: Calculate the volume of CO(g) measured at STP than can be obtained by the thermal decomposition of…

A: Given , Thermal decomposition of CaCO3(s) : CaCO3(s) → CaO(s) + CO2(g)     {as thermal decomposition…

Q: According to the equation below, do the products have stronger or weaker bonds than the reactants?…

A: Enthalpy of reaction, ΔHrxn = Enthalpy of formation of products - Enthalpy of formation of reactants…

Q: Q.2. Write a balanced chemical equation to show how octane can be produced by the cracking of…

A: Cracking refers to the process of breaking up of large hydrocarbon molecules into smaller and more…

Q: For each of the following pairs of substances, predict which member of the pair will have the higher…

A: Ionic compounds have strong electrostatic attractions between oppositely charged ions in an array.…

Q: is a smelly, yellow to black liquid and is usually found in the underground areas called reservoirs.…

A: The smell and colour of any substance depends upon its chemical composition. The materials which are…

Q: MCQ 3: In Group IV, the lowest melting point is of A. Tin (Sn) B. Lead (Pb) C. Silicon (Si) D.…

A: Melting point decreases on moving from top to bottom (or moving down) because the size of the…

Q: CH4 is methane. This compound is ________.a. inorganicb. organicc. reactived. a crystal

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Q: Which of the following has the largest magnitude and negative Gibbs free energy of formation? O a.…

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Q: Draw the Lewis Structure for Carbon Dioxide.

A:

Q: explain why CO2 concentrations cycle throughout the year?

A: Carbon dioxide (CO2) is one of the constituent gases present in the atmosphere. The atmospheric CO2…

Q: Calculate the amount of heat absorbed when 100 gaf NO, deomposeit 0 r), N2O3 = 136.02 g/mol 2N,Os…

A: Interpretation-  To determine the amount of heat absorbed  when 10.0 g of N2O5 decomposes into NO2…

Q: What is the theoretical mole ratio of sodium carbonate deca-hydrate to sodium chloride? O 1:2 O 1:1…

A: Sodium carbonate is a white solid which crystallizes as sodium carbonate deca-hydrate Na2CO3·10H2O.