Weathering and erosion<span> help shape Earth's surface.</span>
Protons have the same mass as B. Neutrons. They have almost the same exact mass.
Answer:
<h3>1)20</h3><h3>2)13</h3><h3>3)82</h3><h3>4)56</h3><h3>5)26</h3><h3>6)1</h3><h3>hope it helps</h3><h3>plzzz mark itas brainliest...</h3><h3> </h3><h3 />
Answer:
6.319857 * 10 to the power 7