(a)
Interpretation:
Ion which contains 27 protons,32 neutrons and 24 electrons should be identified.
Concept Introduction:
All matter is composed with the same basic building material called atoms. Atoms consist of protons, neutrons and electrons.
Number of protons in a particular atom is the representation of
Removing an electron from a neutral atom which gives a positive charge on the ion is called ionization and ionic number/ charge of the ion, of the species depending on the number of electrons remove from the atom.
(b)
Interpretation:
Ion which contains 24 protons, 28 neutrons and 22 electrons should be identified.
Concept Introduction:
All matter is composed with the same basic building material called atoms. Atoms consist of protons, neutrons and electrons.
Number of protons in a particular atom is the representation of atomic number of that particular atom and atomic number is the parameter that can be used to identify a chemical element uniquely.
Removing an electron from a neutral atom which gives a positive charge on the ion is called ionization and ionic number/ charge of the ion, of the species depending on the number of electrons remove from the atom.
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Chapter 3 Solutions
CONNECT IA GENERAL ORGANIC&BIO CHEMISTRY
- Which representation(s) show polymer structures that are likely to result in rigid, hard materials and those that are likely to result in flexible, stretchable, soft materials?arrow_forward3. Enter the molecular weight of the product obtained from the Williamson Ether Synthesis? OH OH & OH excess CH3l Ag₂Oarrow_forwardPlease answer 1, 2 and 3 on the endarrow_forward
- In the box below, specify which of the given compounds are very soluble in polar aprotic solvents. You may select more than one compound. Choose one or more: NaCl NH4Cl CH3CH2CH2CH2CH2CN CH3CH2OH hexan-2-one NaOH CH3SCH3arrow_forwardOn the following structure, select all of the atoms that could ACCEPT a hydrogen bond. Ignore possible complications of aromaticity. When selecting be sure to click on the center of the atom.arrow_forwardRank the compounds below from lowest to highest melting point.arrow_forward
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- The dissociation of the weak acid, nitrous acid, HNO2, takes place according to the reaction: HNO2 (aq) ⇌ H+(aq) + NO2–(aq) K=7.2 X 10-4 When 1.00 mole of HNO2 is added to 1.00 L of water, the H+ concentration at equilibrium is 0.0265 M.A) Calculate the value of Q if 1.00 L of water is added? B) How will reaction shift if 1.00 L of water is added?arrow_forwardSuppose a certain copolymer elastomeric material “styrene-butadiene rubber”) contains styrene ("S") monomers –(C8H8)– and butadiene ("B") monomers –(C4H6)– and that their numerical ratio S:B = 1:8. What is the mass ratio mS:mB of the two monomers in the material? What is the molecular mass M of a macromolecule of this copolymer with degree of polymerization n = 60,000? Data: AC = 12.01 u, AH = 1.008 u.arrow_forwardLab Questions from Lab: Gravimetric Determination of Calcium as CaC2O4•H2O What is the purpose of the methyl red indicator? Why does a color change to yellow tell you that the reaction is complete? Why is the precipitate rinsed with ice-cold water in step 4? Why not room temperature or hot water? Why is it important that the funnels be placed in a desiccator before weighing (steps 1 and 5)?arrow_forward
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