Answer:
i think it is chemical wait no physical
Explanation:
Answer:
(1) wean yourself of disposable plastics. and(2) stop
buing water
<span>Quantity can always be used the same way as moles when interpreting balanced chemical equations.</span>
Answer:
The 3rd one is correct
Explanation:
Protons and neutrons have approximately the same mass, about 1.67 × 10−24 grams, which scientists define as one atomic mass unit (amu) or one Dalton. Each electron has a negative charge (−1) equal to the positive charge of a proton (+1). Neutrons are uncharged particles found within the nucleus.
