Chemistry, asked by usmanshaik961, 5 months ago

How many molecules of glucose are present in 5.33 grams of glucose?​

Answers

Answered by umeshjangra10f31
3

Explanation:

QUESTION

How many molecules of glucose are present in 5.33 grams of glucose?

ANSWER.

chemical formula of glucose:

C

6

H

12

O

6

relative atomic mass

(

A

m

)

of:

C

:

12

H

:

1

O

:

16

C

6

:

72

H

12

:

12

O

6

:

96

relative formula mass

(

M

r

)

of

C

6

H

12

O

6

=

72

+

12

+

96

=

180

molar mass of glucose:

180

g

/

m

o

l

the molar mass is the mass of one mole of a substance.

in

1.53

g

of glucose, there are

1.53

180

moles present.

there are

0.0085

, or

8.5

10

3

, moles present.

one mole is

6.02

10

23

molecules.

8.5

10

3

moles is

8.5

10

3

6.02

10

23

which is

5.117

10

21

there are

5.117

10

21

molecules present in

1.53

g

of

C

6

H

12

O

6

, glucose.

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