hhamilton738 hhamilton738

12-01-2018
Chemistry

contestada

What element has an atomic number of 20 and two valence electrons in its valence shell?

Respuesta :

jessicavaldez523 jessicavaldez523

19-01-2018

calcium is the element

Answer Link

Otras preguntas

What is the range of the relation? Coordinate Grid A. {–3, 3} B. {–3, –2, 0, 3} C. {–4, –3, –2, 0, 2, 3} D. {–4, –2, 2, 3}

is 1/2 equal to 3/6?

Which statements describe China's early civilization? Choose all answers that are correct. A. The early Chinese learned to produce silk. B. They worshipped natu

Which was a cause of the French and Indian War? A. arguments about the prices Indians were paid for the furs they trapped for the British B. arguments between t

Which statements accurately describe why the Renaissance began in Italy? Choose all answers that are correct. A. Arab traders sold ancient Greek manuscripts in

Find the solution set for the open sentence with the given replacement set. 4y + 2 = 18, {4, 5, 6, 7}

5:4 clown fish to angel fish ratio of angel fish to gold fish 4:3. There is 60 clown fish. How many angel fish are there? How many goldfish are there?

Are these answers correct? 1. A gas occupies 30 L at 760 mm Hg. What is its volume at 350 mm Hg? P1*V1 = P2*V2 760 mm Hg *30 L = 350 mm Hg * V2 V2 = 22800 mm

In deserts, deflation can sometimes create an area of rocks fragments called what

Which of the following represents an effect of the dissections of human bodies that occurred during the Scientific Revolution? It led to the discovery of DNA. I