Answer:
Energy released = 
Explanation:
Amount of fissionable material = 2.5 kg
Mass defect = 0.10 % of fissionable material
Mass defect 
Where,
m = Mass defect in Kg
C = Speed of light m/s2
Now substitute the values in the above equation
Here's link to the answer:
bit.
ly/3a8Nt8n
Answer is: <span>B to respect authority .
</span>Sport helps that children learn to respect authority, rules, team colleagues and opponents. Sport also helps children to learn skills that will help them in school, build self-esteem, lower levels of antisocial behaviour in children, <span>develops healthy physical activity and habits.</span>
Explanation:
Never smoke near a place where hydrogen is generated or being used. Remove all possible sources of flame and sparks. Hydrogen should only be generated and used in a well ventilated out door area. Precautions must be taken to remove all possibilities of fire or explosion.
