The cloud with those characteristics is #1
Answer:
work can be the operation or function of something but it can also be the energy transfer that occurs when an object is moved or in everyday life it means to do something (specific thing). I don't know all of them by the way.
Explanation:
the differences in meaning sometimes makes it easier and sometimes makes it harder to learn science and technology. sometimes the everyday meaning might somehow be related to the science meaning which helps you grasp everything better while sometimes the meaning is so far fetched it makes it harder to know what you are learning. hope this helps
Due to a difference in electronegativity between the two atoms. The atom with more electronegativity will attract the electrons to itself more than one with a lower electronegativity which will create a slight negative charge around the more electronegative. I hope this helps. Let me know if anything is unclear.
Answer:
Number of moles = 0.87 mol
Explanation:
Given data:
Mass of calcium = 34.8 g
Number of moles = ?
Solution:
Formula:
Number of moles = mass/molar mass
Molar mass of calcium = 40 g/mol
By putting values,
Number of moles = 34.8 g/ 40 g/mol
Number of moles = 0.87 mol