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dexar [7]
3 years ago
14

3. Assume that a sample decays with a given half-life. Will you be able to observe when the sample has completely decayed? Why o

r why not?
Chemistry
1 answer:
alexdok [17]3 years ago
4 0

Answer:

demRafi is working odd jobs to save enough money to buy a new phone. Last month, he earned $125 raking leaves for his neighbors. This month, there was a big snowstorm. Rafi earned $235 shoveling snow!

How much money did Rafi earn altogether?Rafi is working odd jobs to save enough money to buy a new phone. Last month, he earned $125 raking leaves for his neighbors. This month, there was a big snowstorm. Rafi earned $235 shoveling snow!

How much money did Rafi earn altogether?Rafi is working odd jobs to save enough money to buy a new phone. Last month, he earned $125 raking leaves for his neighbors. This month, there was a big snowstorm. Rafi earned $235 shoveling snow!

How much money did Rafi earn altogether?

Explanation:lm

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The letter “E” represents what
babunello [35]

Answer:

I think it stands for Energy, chemistry-wise.

Explanation:

(self-explanatory)

I hope this helps, have a nice day.

5 0
3 years ago
What are the properties of corn Plastic?
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One of the properties is
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7 0
3 years ago
What is the percent composition of iron in FeCl3​
ololo11 [35]

calculate the molar mass of Fe + 3(Cl)

that is your total mass

percent composition of FeCl3

mass % Fe = molar mass FE / total mass X 100 = %

mass % 3Cl = molar mass 3Cl / total mass X 100 = %

that is percent composition

Hope it’s help !!!!

7 0
3 years ago
What information about a molecule can you determine from its<br> chemical formula?
Ira Lisetskai [31]

Answer:

Molecular formulas describe the exact number and type of atoms in a single molecule of a compound. The constituent elements are represented by their chemical symbols, and the number of atoms of each element present in each molecule is shown as a subscript following that element's symbol.

6 0
3 years ago
Round to two significant figures 233.354
Rom4ik [11]

Answer:

230 because it is only two numbers higher than 0

4 0
3 years ago
Read 2 more answers
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