The atomic number of krypton (kr) is 36 and its mass number is 84. how many neutrons does it have? a. 18b. 36c. 48d. 72

48

Explanation:

84-36= 48

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explanation:

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !