Chemistry, 25.02.2022 07:20, briannabo08
The density of iron is 7.87 g/cm3, the density of gold is 19.3 g/cm3 and the density of platinum is 21.45 g/cm3.
Which of these statements is true for samples of these substances? Select the 2 correct answers.
(1 point)
For equal masses of all three substances, platinum will occupy the most amount of space.
For equal masses of all three substances, platinum will occupy the most amount of space.
For equal masses of all three substances, iron will occupy the most amount of space.
For equal masses of all three substances, iron will occupy the most amount of space.
Equal volumes of all three substances will weigh the same.
Equal volumes of all three substances will weigh the same.
Equal masses of all three substances will have the same volume.
Equal masses of all three substances will have the same volume.
For equal volumes of all three substance, platinum will be the heaviest.
Answers: 3
Chemistry, 21.06.2019 21:00, bakoeboo
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.
Answers: 2
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