I’m pretty sure it’s 150 joules
Answer:
True
Explanation:
Halogens are very stable because they have a full outer shell of 8
true or false?
Brainiest plz and hope this answer helped let me know if you need any more help I am glad to help!
It's true!
The answer fam is......... False
I believe the correct answer is option B. Molarity is the <span>number of moles of solute that is dissolved in 1 liter of solution. It is another way of expressing concentration of a mixture especially for solutions. Percent by mass is grams solute per grams of solution. Percent by volume is liter solute per liter per solution.</span>
Solution :
Let, intensity at distance 3 m from the acoustic source is 
.
We need to find the distance d where the intensity is 
.
Now, we know intensity is inversely proportional to square of distance between the source.
Therefore, intensity will be halved at a distance of 
.
