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The hydrogen bond is a type of ionic bond metallic bond covalent bond none of th

ID: 991242 • Letter: T

Question

The hydrogen bond is a type of

ionic bond

metallic bond

covalent bond

none of the above

Which substance would have the lowest vapor pressure?

CH3CH2CH2CH3

CH3CH2CH2CH2CH3

CH3CH2CH2CH2CH2CH3

CH3CH2CH2CH2CH2CH2CH3

The vapor pressure is about the same for all of the listed molecules.

UESTION 52

Which of these substances s deficient in lactose intolerant persons?

insulin

bile

glucose

restriction enzyme

lactase

Which particle is located outside the nucleus of an atom?

proton

neutron

electron

cation

Ethane, methanal, and methanol have similar molar masses. Which series lists the compounds in order of increasing boiling point?

ethane, methanal, methanol

methanal, methanol, ethane

methanol, methanal, ethane

ethane, methanol, methanal

they would all have the same boiling point

Which of these two substances are responsible for the natural color of hair?

sebum and melanin

sebum and peroxides

melanin and phaeomelanin

anionic surfactants and bleaches

ammonium compounds and sulfide compounds

ionic bond

metallic bond

covalent bond

none of the above

Which substance would have the lowest vapor pressure?

CH3CH2CH2CH3

CH3CH2CH2CH2CH3

CH3CH2CH2CH2CH2CH3

CH3CH2CH2CH2CH2CH2CH3

The vapor pressure is about the same for all of the listed molecules.

UESTION 52

Which of these substances s deficient in lactose intolerant persons?

insulin

bile

glucose

restriction enzyme

lactase

Which particle is located outside the nucleus of an atom?

proton

neutron

electron

cation

Ethane, methanal, and methanol have similar molar masses. Which series lists the compounds in order of increasing boiling point?

ethane, methanal, methanol

methanal, methanol, ethane

methanol, methanal, ethane

ethane, methanol, methanal

they would all have the same boiling point

Which of these two substances are responsible for the natural color of hair?

sebum and melanin

sebum and peroxides

melanin and phaeomelanin

anionic surfactants and bleaches

ammonium compounds and sulfide compounds

Explanation / Answer

Question1) None of the above