Answer:
D
Explanation:
it doesn't matter how many protons k has all the answers have electron with the positive charge when is negative the question is trying to distract you D is the only one that would use the electrons sign correctly
Answer:
3
Explanation:
you must multiply everything out till everything is equal on both sides
Q = mcΔθ
67.5 = m x 0.45 x (28.5 - 21.5)
M = 67.5 / 3.15
= 21.4 g
The answer is diagram A.
Hope this helped. Good luck!
Answer:
amphibians
Explanation:
please mark this answer as brainliest
