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Yuri [45]
3 years ago
5

The variables for part 1 of this experiment include the types of materials, used in the cup, the masses of these materials and t

heir temperatures over time. use the drop down menus to complete the sentences and identify the independent and dependent variables.
Chemistry
1 answer:
iVinArrow [24]3 years ago
8 0
So, first off let’s look at what an independent and dependent variable is.

an independent variable doesn’t change when other variables change, therefore making it alone and independent.

a dependent variable changes based on other variables.

so, i don’t have enough information on your experiment to know the answer but think to yourself, what is changing over time based on something else changing (dependent variable) or think does this thing stay the same no matter what (independent variable).

hope this helps!
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This stadium can hold 100,000, or 1 x 10^5, people. The number of atoms in a grain of iron is about 1 x 10^18. Would you need 1 
polet [3.4K]
<h3>Answer:</h3>

1 x 10^13 stadiums

<h3>Explanation:</h3>

From the question;

1 x 10^5 people can fill 1 stadium

We are given,  1 x 10^18 atoms of iron

We are required to determine the number of stadiums that  1 x 10^18 atoms of iron would occupy.

We are going to assume that a stadium would occupy a number of atoms equivalent to the number of people.

Therefore;

One stadium =  1 x 10^5 atoms

Then, to find the number of stadiums that will be occupied by  1 x 10^18 atoms;

No. of stadiums = Total number of atoms ÷ Atoms in a single stadium

                           =  1 x 10^18 atoms ÷  1 x 10^5 atoms

                          =  1 x 10^13 stadiums

Therefore,  1 x 10^18 atoms of iron would occupy  1 x 10^13 stadiums

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