Science is everywhere in today’s world. It is part of our daily lives, from gardening or recycling. Advances in technology and science are transforming our world by the minute.
Answer:
B: Since 1979, the sun's output has decreased while the Earth has warmed more rapidly than in any 30-year period for centuries.
Explanation:
Answer:
+3
Explanation:
It has 3 fewer electrons than protons
Answer:
0.200 M
Explanation:
Begin by finding how many moles of KCl there are by using the molarity and given volume:
(Remember that molarity is mol/L, which is equal to mol/1000 mL.)
Next, divide the moles of KCl by the new volume (after dilution):
The new concentration is 0.200 M.