Answer:
It was just on a way and scienticts cant really "delete" it from galaxy so they descided accepting it and study it.
Explanation:
Answer:
A.
The sound is transmitted through water until it reaches the other whale.
Explanation:
When one whale makes a sound, the sound is transmitted through water until it reaches the other whale. The sound causes a ripple-like effect in the water, producing waves that travel in the water. The waves are heard in all directions. This is why humans can hear the sounds animals make underwater.
Answer: Molarity of the unknown calcium hydroxide solution is 0.217 M.
Explanation:
Given: 
= 50.00 mL, 
= ?
= 43.43 mL, 
= 0.250 M
Formula used is as follows.
Substitute the values into above formula as follows.
Thus, we can conclude that molarity of the unknown calcium hydroxide solution is 0.217 M.
