Refrigerants

refrigerants

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Question 1 of 1

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142284

120

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Which of the following refrigerants have the designation R-40?

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142285

120

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Bromthymol blue is used to detect leaks in Carbon dioxide systems. Which color indicates the presence of CO2?

Select the correct answer(s).

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142286

120

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In testing for ammonia leaks, red litmus paper can be used. What color will the litmus paper turn if NH3 is present?

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142287

120

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How would y ou detect leaks in a CO2?

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142288

120

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Nessler's solution is used to test a sample of brine, if ammonia has leaked into the brine the solution will turn the color ______?

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142289

120

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Which of the following best describes the purpose of a Halide torch?

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142290

120

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When using a Halide torch to test for a strong leak in a Freon system the color of the flame will turn?

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142291

120

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Which of the following refrigerants will sublimate?

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142292

120

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Which of the following refrigerants are designated 718?

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142293

120

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For a given operating condition what can be said about the pressures of Ammonia and Freon 12?

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142294

120

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One of the following refrigerants has operating pressures that exceed 1000 PSIG?

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142295

120

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Which of the following best describes R-22?

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142296

120

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Which refrigerant does the number 744 designate?

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142297

120

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One of the disadvantages of using Carbon Dioxide is that it has a low critical temperature. Which of the following is closet to that value?

Select the correct answer(s).

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142298

120

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Refrigerants

Question 1 of 1

Time Left

Which of the following refrigerants have the designation R-40?

Select the correct answer(s).

(0/0)

Bromthymol blue is used to detect leaks in Carbon dioxide systems. Which color indicates the presence of CO2?

Select the correct answer(s).

(0/0)

In testing for ammonia leaks, red litmus paper can be used. What color will the litmus paper turn if NH3 is present?

Select the correct answer(s).

(0/0)

How would y ou detect leaks in a CO2?

Select the correct answer(s).

(0/0)

Nessler's solution is used to test a sample of brine, if ammonia has leaked into the brine the solution will turn the color ______?

Select the correct answer(s).

(0/0)

Which of the following best describes the purpose of a Halide torch?

Select the correct answer(s).

(0/0)

When using a Halide torch to test for a strong leak in a Freon system the color of the flame will turn?

Select the correct answer(s).

(0/0)

Which of the following refrigerants will sublimate?

Select the correct answer(s).

(0/0)

Which of the following refrigerants are designated 718?

Select the correct answer(s).

(0/0)

For a given operating condition what can be said about the pressures of Ammonia and Freon 12?

Select the correct answer(s).

(0/0)

One of the following refrigerants has operating pressures that exceed 1000 PSIG?

Select the correct answer(s).

(0/0)

Which of the following best describes R-22?

Select the correct answer(s).

(0/0)

Which refrigerant does the number 744 designate?

Select the correct answer(s).

(0/0)

One of the disadvantages of using Carbon Dioxide is that it has a low critical temperature. Which of the following is closet to that value?

Select the correct answer(s).

(0/0)

Which of the following best describes the volume of a refrigerant, as its operating pressure decreases?

Select the correct answer(s).

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