Answer:
Mixing colored lights & mixing colored paints. The primary colors of light are also known as the additive colors, because, when you add these three colors of light (red, green and blue) your brain perceives white light. The primary colors of paints, however, are known as subtractive colors.
Explanation:
<em>Your </em><em>well-wisher</em>
Answer:
3.018 x 10⁻⁶ M.
Explanation:
- Co(OH)₂ dissociates in solution according to the equation:
<em>Co(OH)₂ → Co²⁺ + 2OH⁻.</em>
∵ Ksp = [Co²⁺][OH⁻]² = (s)(2s)² = 4s³.
∴ 4s³ = 1.10 x 10⁻¹⁶.
∴ s³ = 1.10 x 10⁻¹⁶/4 = 2.75 x 10⁻¹⁷.
<em>∴ s</em> = ∛(2.75 x 10⁻¹⁷) = <em>3.018 x 10⁻⁶ M.</em>
Answer:
Period 7 element
Hydrogen
Lithium Beryllium Fluorine
Sodium Magnesium Chlorine
Potassium Calcium Bromine
Rubidium Strontium Iodine
Explanation:
Answer:
protons: positively charged, located in the nucleus
electrons: negatively charged, located outside the nucleus
neutrons: no charge, located in the nucleus