Chemistry

Antacid neutralizes stomach acid by the following reaction:
Mg(OH)2 + 2HCl -----> MgCl2 + 2H2O
Calculate the amount of Mg(OH)2 (in grams) needed to neutralize 2.5 grams of HCl.

  1. 👍
  2. 👎
  3. 👁
  1. how many moles of HCL is 2.5 grams? The balanced equation states it will take half that number of moles of magnesium hydroxide

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    Classify the following reactions as precipitation reactions, oxidation-reduction reactions, or acid-base reactions. 1)2NaCl(aq)+K2H2Sb2O7(aq)==Na2H2SbO7(s)+2KCl(aq) 2)(CH3COO)2Cu(aq)+(NH4)2C2O4(aq)==CuC2O4(s)+2CH3COONH4(aq)

  2. science

    what type of reaction is this 2h2o2 (l) -> 2h2o(l)+ o2 (g) a.single replacement reaction. b.decomposition reaction. c.acid-base neutralization reaction. d.no reaction.

  3. Chemistry

    From the following data at 25°C, H2(g) + Cl2(g) → 2HCl(g) ΔH0 = −185 kJ 2H2(g) + O2(g) → 2H2O(g) ΔH0 = −483.7 kJ Calculate ΔH0 at 25°C for the reaction below. 4HCl(g) + O2(g) → 2Cl2(g) + 2H2O(g)

  4. chemistry

    The equation Mg(s) 2HCl(aq)---MgCl2 (aq) H2(g) is an example of which type of reaction?

  1. Chemistry

    Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2(g) delta H1? MgO(s) + 2HCl(aq) ->MgCl2(aq) + H2O(l) delta H2? To make these equations add up to the formation reaction of MgO, you will need to include the following: H2(g) + 1/2O2(l) delta H

  2. Chem

    At 25°C the following heats of reaction are known: 2C2H2 + 5O2 ---> 4CO2 + 2H2O; ΔH = -2600 kJ C + O2 ---> CO2 ; ΔH = -394 kJ 2H2 + O2 ---> 2H2O; ΔH = -572 kJ At the same temperature, calculate ΔH for the following reaction:

  3. Chemistry

    I'm trying to calculate the enthalpy of the reaction Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2 (g) however I cannot find the enthalpy of the compound MgCl2 (aq) and I cannot calculate the total enthalpy without it

  4. Chemistry

    Pharmacists sell tablets containing magnesium hydroxide, Mg(OH)2, to combat indigestion. A student carried out an investigation to find the percentage by mass of Mg(OH)2 in an indigestion tablet. The student reacted the tablet

  1. Chemistry

    How many grams of calcium carbonate, CaCO3, do you need in an antacid tablet to neutralize 20 mL of stomach acid? (stomach acid is 0.1 M HCl. There are 3.65g of HCl in 1L of stomach acid or 1g of HCl in 274g of stomach acid).

  2. chem

    How many mL of stomach acid (assume it is .035 M HCI) can be neutralized by an antacid tablet containing .231g Mg(OH)2?

  3. chemistry

    A 5.309 g antacid tablet, with CaCO3 as the active ingredient, was mixed was 30.0 mL of 0.831 M HCl. After the reaction occurred, it took 15.3 mL of 0.7034 M NaOH to neutralize the excess acid. a) How much HCl (in mL) of was

  4. Chemistry

    which equation represents an oxidation-reduction reaction? 1.HCl+KOH-->KCl+H2O 2.4HCl+MnO2-->MnCl2+2H2O+Cl2 3.2HCl+CaCO3-->CaCl2+H2O+CO2 4.2HCl+FeS-->FeCl2+H2S

You can view more similar questions or ask a new question.