Which statement describes how the Van Allen belts are formed? when low-energy particles from the Sun bounce off Earth’s magnetic field
when high-energy particles from the Sun bounce off Earth’s magnetic field
when low-energy particles from the Sun are trapped by Earth’s magnetic field
when high-energy particles from the Sun are trapped by Earth’s magnetic field

Lithium diisopropylamide [(ch3)2ch]2nli, referred to as lda, enjoys many uses as a strong base in synthetic organic chemistry. it is customarily prepared by the reaction of diisopropylamine [(ch3)2ch]2nh with butyllithium. draw the products of the reactions in the appropriate boxes and select the acid, base, conjugate acid, and conjugate base. be sure to answer all parts.

What overall charge must all compounds have

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?