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kari74 [83]
3 years ago
12

Compare the the volumes and densities of two pieces of lead: one with a mass of 25 g and the other with a mass of 75 g.

Chemistry
1 answer:
enot [183]3 years ago
4 0

Answer:

hjgffgjk

Explanation:

bklgffmgd. but the gdfb by the first gunnk

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What mass of sucrose, C12H22011, is needed to make 500.0 mL of a 0.200M<br> solution?
NeX [460]

Answer:

34.23 g

Explanation:

Please see the step-by-step solution in the picture attached below.

Hope this answer can help you. Have a nice day!

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A graph of 1/[A]t vs. time will give you a straight line if the reaction is which order?
castortr0y [4]
The answer is:  "second order" .
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2 years ago
A super slow snail can travel 2.2cm in one minute. How far (in pm) can it travel in 24 hours? Please round to appropriate number
Cloud [144]

Answer : The distance covered by slow snail in 24 hours is 3.2\times 10^{13}pm

Explanation :

As we are given that the a slow snail can travel 2.2 cm in 1 minute. Now we have to calculate the distance covered by slow snail in 24 hours.

First we have to convert 24 hours in minutes.

Conversion used : (1 hour = 60 minutes)

As, 1 hour = 60 minutes

So, 24 hour = 24 × 60 minutes

                    = 1440 minutes

Now we have to calculate the distance covered by slow snail in 24 hours.

In 1 minute, the distance covered by slow snail = 2.2 cm

In 1440 minute, the distance covered by slow snail = 1440 × 2.2 cm

                                                                                     = 3168 cm

                                                                                     = 3.2\times 10^3cm

Now we have to convert 'cm' into 'pm'.

Conversion used : 1cm=10^{10}pm

As, 1cm=10^{10}pm

So,  3.2\times 10^3cm=\frac{3.2\times 10^3cm}{1cm}\times 10^{10}pm=3.2\times 10^{13}pm

Therefore, the distance covered by slow snail in 24 hours is 3.2\times 10^{13}pm

4 0
3 years ago
Please respond to this question
ki77a [65]

Answer:

Explanation:

im not 100% sure but maybe d

3 0
3 years ago
[HCN]=0.09974 M<br> Kp=7.52<br> Calculate the partial pressure of HCN ?
kvv77 [185]

Answer:

i don't understand

Explanation:

6 0
3 years ago
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