Chemistry, 17.02.2021 17:40 adlytle6506
Connor turns on a hair dryer to style his hair in the morning. Which choice identifies all of the energy transformations in the system?
electrical -- heat sound, and motion
electrical -- sound and motion
heat-electrical and sound
heat and sound -motion
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Chemistry, 22.06.2019 10:50
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
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Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration
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When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule
Answers: 1
Connor turns on a hair dryer to style his hair in the morning. Which choice identifies all of the en...
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