Answer:
A
Explanation:
The galaxy is the biggest thing and we're inside of it and the solar system is inside of it and inside the solar system is Jupiter and Tampa is on earth
Answer:
1.3×10²³ formula unit
Explanation:
Given data:
Mass of CaCl₂ = 23.8 g
Number of formula unit = ?
Solution:
Number of moles = mass/molar mass
Number of moles = 23.8 g/110.98 g/mol
Number of moles = 0.21 mol
1 mole of any substance contain 6.022×10²³ formula unit
0.21 mol × 6.022×10²³ formula unit / 1mol
1.3×10²³ formula unit
Answer: Sorry, I do not understand.
Indique dos diferencias entre la filtración por gravedad y la filtración al vacío.
?
