Chemistry Question

Q: A. Calculate the mass in g, of 1380 mL of CH4 at STP. B. The density of a sample of gas is 1.00 g/L ...

A: Hello. There are multiple questions posted together. The first question has been solved. To receive ...

Q: Question: I)Using the result of your calculation in (b), calculate the enthalpy of hydrogenation of ...

A: The chemical equation in part b is:

Q: If 71.3 g of aspirin (C₉H₈O₄) are produced from 79.8 g of C₇H₆O₃, what is the percent yield from the...

A: Given, 71.3 g of aspirin (C₉H₈O₄) are produced from 79.8 g of C₇H₆O₃

Q: For the following question please:     1. Predict the products:             2. Give the correct mech...

A: N3- acts as both strong nucleophile and strong base so it gives substitution as well as elimination ...

Q: Provide the IUPAC name for the structure shown below.

A: The IUPAC name of the given structure can be shown below

Q: Question At 40 °C, the solubility of KNO3 is 65 g/100. g of H20. a. How many grams of KNO3 will diss...

A: At 40⁰C, it is possible to dissolve 65 g of KNO3 in 100 g of water (H2O).

Q: Please help me with questions 23 & 24. Thank you in advance

A: The intermolecular forces are the forces present between molecules, which is formed by the interacti...

Q: Lactic Acid structure

A: Lactic acid is an organic acid and its molecular formula is CH3CH(OH)COOH.

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolvin...

A: Mass of water = 107.20g Mass of K2SO4 = 7.63 Molar mass of K2SO4 = 174.27 g/mol Mass of solution = (...

Q: Provide the IUPAC names for the following molecules?

A: g.  The IUPAC name of the given compound: IUPAC Name=> 9-methylbicyclo[6.2.0]decane  

Q: When the following skeletal equation is balanced under basic conditions, what are the coefficients o...

A: The balanced reduction half reaction – Cl2 + 2e- →2Cl-.....(1)

Q: What is the NMR Spectra for C6H10O2 and what is the chemical formula for the compund?

A: Every nuclei will have spin and if an external magnetic field is applied, there will be an energy tr...

Q: Which of the following correctly represents the electron affinity of phosphorus? A) P (g) → P+ (g) +...

A: Electron affinity is defined as change in energy when an electron is added to isolated gaseous atom ...

Q: Which of the following molecules/ions has the greatest number of different classes of mirror plane S...

A: The hypothetical plane which divides a molecule in equal half which are mirror images of each other ...

Q: Be sure to answer all parts. (a) What is the total volume of gaseous products, measured at 350°C and...

A: 2 C8H18 (g)+  25 O2 (g) → 16 CO(g) + 18 H2O (g)Volume of gaseous products = volume of CO2 , V1+ volu...

Q: Solve question 1 and the subparts (a,b,c). Write four quantum numbers to describe the highest energ...

A: Quantum numbers usually define the location of electron in an atom and to predict the location of el...

Q: Chemistry Question

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Q: The Propaniacs need to figure out how many grams of CO2 they are emitting during a show. When a hydr...

A: in combustion reaction of hydrocarbons carbondioxide and water is produced. 

Q: Write the net ionic equation for the reaction of H2SO4  and NaOH.  (Remember that only the first pro...

A: Molecular equation between sulphuric acid and sodium hydroxide is given as (only 1st proton is consi...

Q: After 0.600 L of Ar at 1.43 atm and 238°C is mixed with 0.200 L of O, at 514 torr and 117°C in a 400...

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Q: The methanation reaction, 3H2 + CO → CH4 + H2O, is used commercially to prepare methane. A gas react...

A: PV = nRT Where, P = Pressure V = Volume  n = Number of moles T = Temperature in K R = Gas constant (...

Q: What is the oxidation state of H in lithium hydride (LiH)

A: Interpretation-  To tell about the oxidation state of H in the lithium hydride (LiH ) .   Introducti...

Q: Blood serum is typically about 0.14 M in NaCl. Calculate the number of sodium ions in 37.4 mL of blo...

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Q: A mixture of three noble gases (He, Ne and Ar) is confined to a 5.215 L container at 32 °C. The He e...

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Q: I need help with 17 & 18 please and thank you.

A:

Q: both questions go together... thanks!

A: Ksp of ZnS = 2×10-25 Ksp of MgF2 = 7.4×10-11

Q: is the bottom image the correct enantiomer of the top image?

A: Enantiomers: If the stereoisomers have a non-superimposable mirror image of each other, the isomeris...

Q: Please provide an explanation for the relatively high boiling points of H20, HF, and NH3 in comparis...

A: Boiling point of any compound depends on the intermolecular forces of attraction. More strongly the ...

Q: 3. One of the assumptions of KMT is that the ideal gas particles occupy negligible volume compared t...

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the ra...

Q: Calculate the limiting reagent and the percent yield of product

A: The number of moles of coconut oil, ncoconut, and the number of moles of sodium hydroxide, NaOH, is;...

Q: Please help me with question 37. Thank you in advance

A: 37. In the unit cell of cubic close packed structure there will be four layers of atoms. The top and...

Q: How many grams of calcium chloride will be produced when 31.0 g of calcium carbonate is combined wit...

A: Number of moles can be determined as follows: No.of moles of CaCO3=massmolarmass=31.0g100.1g/mol=0.3...

Q: Give structural formulas for the reagents, intermediates, and products symbolized by letters in the ...

A: Answer:

Q: Hydrocarbons B.5 Structural Isomers of C5H8B12 Complete the following table with the three isomers o...

A: Structural isomers are the compounds having the same molecular formula but the different structural ...

Q: Draw the product of the following transformations: je е. 1. (CH3)2CHLI, THE 2. HCl(aq) 1. ((CH3)2CH)...

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Q: and limburge 4. Calcium propionate is present in bread as a preservative. Write the structures for t...

A: The calcium propionate is used as food preservatives, which is the calcium salt of propanoic acid. T...

Q: Identify the monochlorination products(s) of the reacton below. ? hv CI Ci IV а. Ш b. I and III с. I...

A: Given,

Q: Professor Evans prepares a 3.7 M basic solution that has Kh = 2.3 x 10-9. If the %3D dissociation of...

A: pOH is used to determine the concentration of hydroxide ion.

Q: Name the element with the following electron configurations: A. 1s22s22p63s23p64s23d104p65s24d2     ...

A: The given information are electronic configuration of elements, where superscript of each orbital re...

Q: Consider the following reaction Cals)+ 2HClaa) --> CaClglag) Hyla) Using the limiting reactant conce...

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Q: Of the following four elements which pair has atoms closest in size? Na, K, Mg & Ca O Na & Mg O Mg &...

A: Distance from the nucleus of an atom to its outermost shell is known as atomic radius of the atom. M...

Q: Arsenic has a lot of interesting chemistry. Typically, arsenic is associated with its oxicity and us...

A: A) Using the half-reaction data to determine if ascorbic acid can reduce arsenic acid to arsenous ac...

Q: Draw the structure of NCNH,, where the atoms are connected as shown in the formula. Minimize formal ...

A: Given A molecular formula whose structure is to be reported.

Q: Show how each of the molecules in the attached image can be synthesized from an achiral alkene

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts f...

Q: Complete the following equations.

A:

Q: Electron- Proton- Atomic number- Atomic mass- Neutron- Nucleus- C. Isotopes or Different Elements?

A: A typical atom is made up of subatomic particles that include electrons, protons, and neutrons. Thes...