como se conforma un atom

Identify the reaction type for the reaction shown below: \( \mathrm{Na}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{NaOH}+\mathrm{H}_{2} \)

What mass in grams of \( \mathrm{NaHCO}_{3} \) is required to make 59.3 mL of 2.68 M solution?

Identify the reaction type for the reaction shown below: \( \mathrm{Na}+\mathrm{Br}_{2} \rightarrow \mathrm{NaBr} \)

Identify the reaction type for the reaction shown below: \( \mathrm{NaHCO}_{3} \rightarrow \mathrm{NaCO}_{3}+\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2} \)

Concentrated HCl is 12.0 M . Determine the volume in mL of the concentrated solution required to produce 5500 mL of 0.250 M HCl .