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enyata [817]
2 years ago
6

According to the law of conservation of mass, which of the pictured statements is true?

Chemistry
1 answer:
kirill115 [55]2 years ago
4 0

Answer:

both the mass number and atomic nbets have to add up to he equal to each other on either side of the arrow. thanks

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What is the mass (in grams) of 169 mole of CF4
Sergeu [11.5K]
The answer will depend on the number of significant figures you want in your answer, so I can't give you a solid answer, but the process is still the same: you convert from grams to moles by using the molar mass.

You can calculate the molar mass of carbon tetrafluoride from the periodic table, by adding the molar mass of 1 atom of C and 4 atoms of F. Round the total molar mass to the appropriate number and multiply 169 moles by the molar mass you just calculated.

Hope this helps!
3 0
3 years ago
150.0 grams of iron at 95.0 °C, is placed in an insulated container containing 500.0 grams of water. The temperature of the wate
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Explanation:

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using formula

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66(-67.8)=2000(?-27.5)

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50525=2000?

divide both sides by 2000

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6 0
3 years ago
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Answer:

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Omnivores eat plants, but not all kinds of plants. Unlike herbivores, omnivores can't digest some of the substances in grains or other plants that do not produce fruit. They can eat fruits and vegetables, though. Some of the insect omnivores in this simulation are pollinators, which are very important to the life cycle of some kinds of plants.

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What is largest value for the third quantum number
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What mass of salt is needed to prepare 600 mL of a 4g/L solution?
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