Question

At room temperature, glucose (C6H1206) has the appearance of a white solid powder. How many
oxygen atoms are present in 3.0 grams of glucose?
a)6.022 x 1022
b)3.31 x 1022
c)3.31 x 1023
d)6.022 x 1023​

Answer 1

Answer:

d

Explanation:

6.022×10³

l hope its helpful to us

Answer 2

Answer:

1mole glucose is 180g

so 3g Glucose will have 3/180mole glucose

3/180mol glucose has 6.022×10²³ × 3/180molecules

now, 1molecule of glucose has 6 atoms of oxygen,

so, number of oxygen atom is 3/180×6.022×10²³×6

= 6.022×10²²

The answer will be option a) 6.022×10²²