Sodium (Na) and potassium (K) are in the same group in the periodic table. Sodium is in the 11th position. How many valence electrons does potassium have? A. 0
B. 1
C. 9
D. 11

What are four significant sources of ghgs that come from wostem washington?

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?