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January 2019 Chemistry Regents Questions 41-50 Multiple Choice Test

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January 2019 Chemistry Regents Questions 41-50

Use your knowledge of Chemistry to answer all questions in the data set. You will need your Chemistry reference tables and a calculator to answer some of the questions. Good Luck.

NOTE: If the question contains an image, clicking on it will enlarge it for easier viewing. If there is a "More Info" link after the question, clicking it will display additional content related to the question.

Which numerical setup can be used to calculate the heat energy required to completely melt 100. grams of H2O(s) at 0°C?

During which phase change does the entropy of a sample of H2O increase?

What is a chemical name for this compound?

Which type of reaction is represented by the equation?

Which half-reaction equation represents reduction?

Which statement describes the electrons involved in this reaction?

n

Which solution has the highest pH?

Which type of nuclear reaction is represented by the equation?

Which nuclear emission has the least penetrating power and the greatest ionizing ability?

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