Density gives mass of object per volume...... Here, density is given 8.90 g/cm3 therefore, per cubic centimeter contains 8.90 g Ni. mole of Ni = mass / atomic mass = 8.90 / 58.6934 = 0.1516 mole number of atoms: mole * 6.022 * 10^23 = 0.1516 * 6.022 * 10^23 = 0.9129 * 10^23 = 0.9 * 10^23 (approx.)
You could do a baking soda volcano or a diet pepsi and mento's volcano
Electrons - they are the particles that determine the chemical properties of an element
Answer:
B.
Explanation:
Water expands on freezing and there is more water in the diet drinks than in the other drinks.
Semi-conductor,brittle not malleable or ductile.
