A scientist poured a 10% KCl solution into a test tube already containing diluent. If the total volume of the mixed solution in the test tube is 200 mL and its concentration is 5%, how many milliliters of the 10% KCl solution were poured into the flask?
What will be an ideal response?
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The period of highest risk for adverse cardiac events is about 12 hours following vigorous exercise.
Answer the following statement true (T) or false (F)
Another name for a blood clot is a ________
A) thrombus B) lymphocyte C) fibrin strand D) pathogen
You adhere closely to the nutrition labeling on foods, making sure to consume, on average, about 100% of the recommended amounts of the major nutrients daily. Yet you are steadily losing weight. Which of the following is most likely true?
A. Much nutritional labeling is highly inaccurate. B. You need more than 2000 calories a day. C. Current labels are based on an inaccurate model of nutrition. D. Many important nutrients are not included in labeling.
The most general meaning of the word abortion is
A. a spontaneous expulsion of a fetus. B. an artificially induced expulsion of a fetus. C. a pregnancy ending. D. the same thing as miscarriage.