<span>Caesium is a possibility; the flame test for caesium is said to beblue-violet, though I've never actually seen it so I'm not sure howblue or how.</span>
Answer:
Solids, liquids, and gases are made of tiny particles called atoms and molecules. In a solid, the particles are very attracted to each other. They are close together and vibrate in position but don't move past one another. In a liquid, the particles are attracted to each other but not as much as they are in a solid.
7.2 * 10^23 molecules CO2 1 mole CO2
x ___________________
6.02* 10^23 molecules CO2
=1.196
=1.2 moles of CO2
Answer:
2.5 %
Explanation:
Considering:
Or,
Given :
For
:
Molarity = 0.2850 M
Volume = 63.30 mL
The conversion of mL to L is shown below:
1 mL = 10⁻³ L
Thus, volume = 63.30 × 10⁻³ L
Thus, moles of
:
Moles of
= 0.0180405 moles
Moles of
= Moles of 
Thus, Moles of
= 0.0180405 moles
Molar mass of
= 35.453 g/mol
Mass = Moles * Molar mass = 0.0180405 moles * 35.453 g/mol = 0.6396 g
Volume of sea water = 25.00 mL
Density = 1.024 g/mL
Density = Mass / Volume
Mass = Density * Volume = 1.024 g/mL * 25.00 mL = 25.6 g
<u>Mass percent of Cl⁻ = 2.5 %</u>