studyeast studyeast

21-10-2018
Chemistry

contestada

Both of calciums electrons are in its innermost shell. Explain why.

Respuesta :

theresanunez theresanunez

29-10-2018

The atomic number of calcium is 20 which means it has 20 protons and as an atom (not an ion) it also has 20 electrons. These are in four energy levels (1 though 4) .

Answer Link

Otras preguntas

Due to the decrease in the level of water in the lakes of Chapel Hill, the local government wants to reduce the consumption of tap water. They are evaluating tw

the jet plane travels along the vertical parabolic path. when it is at point a it has speed of 200 m/s, which is increasing at the rate .8 m/s^2. Determine the

5. Find the mZABC if ZABD = 35°, ZDBC = 55º.

Which expression is equal to 3 (10)4 ? A) −3(10)−4 B) −3(10)4 C) 3(10)−4 D) 3(10)4

Which phase in meiosis is represented in the diagram above? 2 points O Prophase 1 O Prophase II O Anaphase O Anaphase il O Metaphase

Using the information below, compute the raw materials inventory turnover: Raw materials used $ 85,500 Beginnin

A cylindrical container can hold about 1,256 cubic inches of water.The diameter of the cylinder is 10 inches long. Approximate the height if the cylinder to the

Explain how the organ systems work together to warm up the body on a cold day.

A 20-year maturity bond with par value of $1,000 makes semiannual coupon payments at a coupon rate of 10%. Find the bond equivalent and effective annual yield t

What does buenas noches mean in Spanish