HESI A2 CHEMISTRY EXAM QUESTIONS WITH VERIFIED ANSWERS.

HESI A2 CHEMISTRY EXAM QUESTIONS WITH VERIFIED
ANSWERS.

1) What is true about water -- Answer ✔✔ Water is not a good conductor
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2) What makes up an atomic number -- Answer ✔✔ number of protons
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3) What are van der Waal forces -- Answer ✔✔ the two weakest intermolecular
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attractions (dispersion and dipole) t t t




4) Which intermolecular force is the strongest -- Answer ✔✔ hydrogen bonding
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5) How do you find atomic mass -- Answer ✔✔ protons + neutrons
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6) What is the oxidation reaction number of Mg -- Answer ✔✔ +2
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7) What is the process called when hydrogen and hydroxide are combined -- Answer
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✔✔ Neutralization
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8) What kind of bonding occurs when opposite changes are attracted to one another -
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- Answer ✔✔ ionic bonding
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9) What is the weakest molecular interaction -- Answer ✔✔ dispersion force
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(London)

10) What is the charge of magnesium -- Answer ✔✔ +2
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11) moles to grams conversion -- Answer ✔✔ calculate the molar mass x the number
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of each element in the formula
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