A solid formed from two solutions is called a precipitate. Summary. Students will combine two clear colorless solutions (baking soda solution and calcium chloride solution) and see the formation of a solid and a gas. Students will analyze the chemical equation for the reaction and see that all atoms in the reactants end up in the products.
No, he was 24 when he joined the Navy Seals. As for the age that you can join: Applicants must be from 17 to 28 years old. Waivers for men ages 29 and 30 are available for highly qualified candidates.
The maximum age to join the Marines is 28. This would be for  non-prior service enlistments. The maximum to enlist in any of the  military is at the age of 42.