Pretty sure it is A. If an object has mass it’s gravity is zero
Answer:
We see that the mass number of this atom is 195. And then, atomic number, the number of protons, is 78. 195 minus 78 is equal to 117. This then is the number of neutrons in this platinum atom.
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Miss Hawaii
Answer:
metalloids
Explanation:
I took the text and got it right, Good Luck!
Sand only bc the salt dissolved and sand doesn't
<span>Most metals are solid at room temperature with the exception of mercury, which is liquid at room temp. but, most metals turn liquid when the temperature is hot. Like, Gallium is liquid on hot days, but they harden after a while when it's cold.
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