What is the chemical equation for HCl dissolving into water and ...
2016年6月25日 · Hydrochloric acid, #"HCl"#, is a strong acid, so right from the start you should expect it to ionize completely in aqueous solution. In other words, every molecule of hydrochloric acid that is added to water will donate its proton, #"H"^(+)# , to water molecule to form a hydronium cation , #"H"_3"O"^(+)# .
What's the balanced equation for magnesium and hydrochloric acid?
2014年4月23日 · The balanced chemical equation is: Mg_((s))+ 2HCl_((aq))rarrMgCl_(2(aq)) + H_(2(g) The reaction between magnesium and hydrochloric acid combine to form a salt of magnesium chloride and release hydrogen gas. This single replacement reaction is a classic example of a metal reacting in an acid to release hydrogen gas. I hope this was helpful. …
Is adding HCl to Mg a physical or chemical change? - Answers
2024年5月24日 · When adding NaOH to HCl, a chemical change occurs because the two substances react to form a new compound, NaCl (table salt), and water. This is evidenced by the formation of a new substance with ...
Write the neutralization reaction between Hydrochloric acid (HCI) …
2018年5月31日 · The reaction between sodium hydroxide #("NaOH")# and hydrochloric acid #("HCl")# is a neutralization reaction which results in the formation of a salt, sodium chloride #("NaCl")#, and water #("H"_2"O")#. It is an exothermic reaction.
Balancing Chemical Equations - Chemistry - Socratic
Mass is conserved rather than created or destroyed so when a chemical equation is written, it must be balanced so that there is the same amount of reactants going in as yielded product. The equation is balanced by changing the scalar numbers that precede each part of the equation.
How can I balance this chemical equations? Aluminum and
2014年5月13日 · color(blue)(2"Al"(s) + 6"HCl"(aq) -> 3"H"_2(g) + 2"AlCl"_3(aq)) This reaction is between a metal and an acid which typically results in a salt and the release of hydrogen gas.
How do you balance the equation Al + HCl -> AlCl_3 - Socratic
2015年11月30日 · There are 3 H atoms on the reactant side and 2 on the product side. 3 and 2 are multiples of 6. So change the coefficient in front of HCl from 3 to 6, and add a coefficient of 3 in front of the #"H"_2"#. #"Al(s)" + "6HCl(aq)"# #rarr# #"AlCl"_3("aq") + "3H"_2("g")"# There are now 6 H atoms on both sides. Go back to the Cl.
Is hydrochloric acid and phenolphthalein a chemical change?
2024年6月4日 · When HCl and phenolphthalein are mixed, a chemical reaction occurs leading to a change in the color of the solution (from pink to colorless). This is a chemical change as new substances are formed ...
Equation for neutralization of triethylamine with HCl?
2024年5月25日 · The chemical equation for the neutralization of sodium hydroxide (NaOH) and hydrochloric acid (HCl) is: NaOH + HCl -> NaCl + H2O. This reaction results in the formation of sodium chloride ...
How do you balance HCl + Ca(OH)_2 -> H_2O + CaCl_2? - Socratic
2015年12月17日 · You balance it stoichiometrically, and in fact you have almost done it. "Stoichiometric" is a word that simply means "in the right measure". You practise stoichiometry every time you make a cash or an electronic transaction. The money that you extract from a cash machine (the credit item), must match the debit amount that is made to your personal account. …