If there are 17 protons and 18 neutrons how man electrons are there?

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves

Write a balanced equation showing the formation of copper (ii) nitrite from its elements