Hạt nhân nguyên tử gồm hạt nowtron và proton điện tích của các hạt này là

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

All forces cause motion? true or false

Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds