Answer:
d
Explanation:
KE = 30,000 J
KE = mv²
KE = (600)(10)²
KE = (600)(100)
KE = (60000)
Answer: there are 6 atoms.
Explanation: 3 parts of Pb times 2 atoms per part = 6
good luck:)
w = mg
w = 90 * 3.7
w = 333 N
hope it helps you