Chemistry, asked by jackridmz, 10 months ago

How many hydrogen atoms are present in 20g of urea

Answers

Answered by Ayushchoudhary0980

Answer:

We know that in every mole there are 6.022140857 × 10^23 units of the substance, in this case molecules. The molecular formula of urea is CO(NH2)2 so there are 4 hydrogen atoms in every molecule of urea.

Answered by benv6395

Answer:

Explanation:

80 atoms is the answer.

Plzzzzz mark it the BRAINIEST answer of this question

Previous Question

Next Question

Similar questions

Science, 5 months ago

which vaccines are given to infants?why...

History, 5 months ago

what is the good thing about ulupi in mhabharat?

English, 5 months ago

in brainy some are good people and some are bad ...

Science, 10 months ago

अवायवीय जीवाणु जैविक अपशिष्ट पदार्थों को अपघटित कर जैव गैस (बायोगैस) बनाते हैं (परिवर्तन-A)। फिर जैव गैस ईंधन के रूप में जलाई जाती हैं (परिवर्तन-B) I निम्नलिखित कथन इन परिवर्तनों से संबंधित हैं। सही कथन चुनिए। (क) प्रक्रम-A एक रासायनिक परिवर्तन है। (खत) प्रक्रम-B एक रासायनिक परिवर्तन है। (ग) प्रक्रम-A और प्रक्रम-B दोनों ही रासायनिक परिवर्तन हैं। (घ) इनमें से कोई भी प्रक्रम रासायनिक...

Math, 10 months ago

if the angle of elivation of the top of a tower from two points at distances a & b from the base & in the same straight line are complimentary find the hieght of tower...

Geography, 1 year ago

Haldighati pass is situated in which of the mountain ranges ?

Math, 1 year ago

Principal 1200 rs becomes three times in 12 years then how many times it becomes in 8 years...

English, 1 year ago

Why are calplurnia and portia powerless in the play julius caesar ?