Answer: 1
Explanation:
a mole is always equal to 6.02 x 10^23 molecules, or in this case, atoms
so to find the number of moles, divide total atoms / 6.02 x 10^23
total atoms = 6.02 x 10^23
6.02 x 10^23 / 6.02 x 10^23 = 1
so 1 mole
Answer:
Zirconium, Zr, 40
Explanation:
Protons can be found by looking at the atomic number. Neon's atomic number is 10, so just multiply 10 by 4 and you get 40.
<span>Lemon juice has more acid because of its density and it contains more sodium.</span>
<span>the answer is B) <span>sodium and oxygen </span></span>
Answer:
2
Explanation:
#1 is incorrect as there is no upward force that would balance the 5 N downward force
#3 is incorrect 2 is less than 5 = net force downward of 3 N
#4 is incorrect 5 is greater than three = 2 N net force going to the left and 2N going up
