• ### What is the equivalent weight of Na2CO3 H2O - Chemistry ...

What is the equivalent weight of Na2CO3•H2O ? Share with your friends. Share 0. Dear student, Kindly refer to the similar link : https: ...

• ### What is the equivalent weight of calcium carbonate - Answers

What equivalent weight Na2CO3? The equivalent weight of sodium carbonate is 52,99425 g. Read More. 1. Share. Share. Asked in Acids and Bases Is calcium carbonate an acids? No calcium carbonate is ...

• ### What equivalent weight Na2CO3 - Answers

The molecular weight of Na2CO3 is: (2 X 23) + 12 + (3 X 16) = 106 Why is Na2Co3 a primary standard solution? na2co3 is primary standard,because,molarity remains same with time,and it is of high ...

• ### acid base - How to determine the equivalent weight of CO2 ...

The reaction here is \$\$\ce{2NaOH + CO2 -> Na2CO3 + H2O}.\$\$ But as \$\ce{CO2}\$ is not an acid or base and even doesn't undergo redox so how do we determine its equivalent weight? P.S. I'm a Zoology student and have learned chemistry for XII + 2 years.

• ### CHEM-GUIDE: Equivalent weight of elements, and compounds

Hence, equivalent weight of N a H C O 3 is (23 + 1 + 12 + 3X16)/1 = 84. If we look at the defining ratio of equivalent weight of a compound (AB) formed of two radicals (say A and B), then we can rearrange the ratio as : Equivalent weight, E =

• ### How to calculate equivalent weights for a compound - Quora

Equivalent weight of NaOH = 40 /1 = 40 g/eq Equivalent weight of salt = molecular weight of salt/charge present on ionic form The salt Na2CO3 ionizes to form 2Na+ and CO3(–2).

• ### How do you calculate the equivalent weight? | AnswersDrive

The salt Na2CO3 ionizes to form 2Na+ and CO3(–2). So, the charge present on both. ions is 2. Equivalent weight of Na2CO3 = 106 /2 = 53 g /eq.

• ### How to calculate equivalent weight of sodium carbonate ...

So, equivalent weight = molecule weight/n-factor = Molecular weight/2. This way, equivalent of Na₂CO₃ = 106/2 = 53. But you said 62, how much increment 62 - 53 = 9. Means a mole of hydroxide {H₂O} is attached with it. Or you can say sodium carbonate is hydrated . Now, see Na₂CO₃.H₂O, M.weight = 106 + 18 = 124 g/mol.

• ### what is the equivalent weight of sodium bicarbonate? | Yahoo ...

How to calculate equivalent weight of sodium bicarbonate and sodium carbonate? Why is a sodium carbonate solution more alkaline than a sodium bicarbonate solution? What does biracial truly mean?

• ### equivalent weight | Infoplease

equivalent weight. The equivalent weight of an element or radical is equal to its atomic weight or formula weight divided by the valence it assumes in compounds. The unit of equivalent weight is the atomic mass unit ; the amount of a substance in grams numerically equal to the equivalent weight is called a gram equivalent.

• ### how to calculate equivalent wt of Na2CO3 and NaHCO3?

Best Answer: For Na2CO3 there are two Na+ atoms to react with acids. Therefore in case of Na2CO3 equivalent weight is Molecular weight / 2. In the case of NaHCO3 there is only one Na+ to react with acids.

• ### How to Calculate Alkalinity As Concentration of CaCO3 | Sciencing

Alkalinity buffers water against pH changes. Calculate alkalinity in terms of calcium carbonate using titrate volume, titrate concentration, water sample volume, a correction factor based on the titration method and the conversion factor for milliequivalents to milligrams of calcium carbonate.

• ### What is the equivalent weight of K2Cr2O7? | AnswersDrive

Equivalent weights may be calculated from molar masses if the chemistry of the substance is well known: sulfuric acid has a molar mass of 98.078(5) g mol − 1, and supplies two moles of hydrogen ions per mole of sulfuric acid, so its equivalent weight is 98.078(5) g mol − 1 /2 eq mol − 1 = 49.039(3) g eq − 1.

• ### EWB UCSB Kenya Project Team - Google Sites

Hardness, magnesium, alkalinity, and free mineral acid are often reported in terms of CaCO 3; the value reported is the weight of CaCO 3 that is chemically equivalent to the amount of material present. Among these substances, ionic balances may be calculated.

• ### Equivalent weight - Wikipedia

Equivalent weights may be calculated from molar masses if the chemistry of the substance is well known: sulfuric acid has a molar mass of 98.078(5) g mol −1, and supplies two moles of hydrogen ions per mole of sulfuric acid, so its equivalent weight is 98.078(5) g mol −1 /2 eq mol −1 = 49.039(3) g eq −1.

• ### Equivalent weight | chemistry | Britannica.com

Equivalent weight. The equivalent weight of an acid or base for neutralization reactions or of any other compound that acts by double decomposition is the quantity of the compound that will furnish or react with or be equivalent to 1.00797 g of hydrogen ion or 17.0074 g of hydroxide ion; e.g., hydrochloric acid (HCl),...

• ### GRAM EQUIVALENT WEIGHT - YouTube

Gram equivalent weight:Equivalent weight of a substance is the weight of substance which combines with 1gram of Hydrogen(or) 8gram of oxygen (or) 35.5gram of chlorine. It can be calculated with ...

• ### Appendix 2: Molecular and Equivalent Weights | Engineering360

Name Formula Molecular Weight Equivalent Weight Aluminum Sulfate Al 2(SO 4) 3 18H 2O 666. Learn more about Appendix 2: Molecular and Equivalent Weights on GlobalSpec.

• ### Convert grams Na2CO3 to moles - Conversion

How many grams Na2CO3 in 1 mol? The answer is 105.98844. We assume you are converting between grams Na2CO3 and mole. You can view more details on each measurement unit: molecular weight of Na2CO3 or mol This compound is also known as Sodium Carbonate. The SI base unit for amount of substance is the mole. 1 grams Na2CO3 is equal to 0 ...

• ### Molar mass of Na2CO3 equivalent weight - webqc.org

Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12) Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol. Weights of atoms and isotopes are from NIST article.

• ### how to calculate equivalent weight of Na2Co3 and KHP? | Yahoo ...

i saw the solutions for the question mentioned above in the internet where it said for calculating equivalent weight of Na2Co3 we have to divide its mol wt by 2. my question is why should we divide it by 2. for calculating equivalent weight of acids and bases we divide its mol.wt by the number of h+ and oh- ions. but what about these compounds like Na2Co3 and KHP? please tell an easy and ...

• ### how to find gram equivalent weight of sodium carbonate na2co3 ...

in other words, Na2CO3 produces CO3[-2] (carbonate) anion that can react with two hydrogens so its equivalent weight is one half the formula weight. the equivalent weight of Na2CO3 is (46 + 12 + 48)/2 = 53g

• ### Help How Do I Calculate For Equivalents Of Naoh - prijom.com

So, the basicity of NaOH is 1Equivalent weight of NaOH = 40 /1 = 40 g/eqEquivalent weight of salt = molecular weight of salt/charge present on ionic formThe salt Na2CO3 ionizes to form 2Na+ and CO3(–2). So, the charge present on bothions is 2.Equivalent weight of Na2CO3 = 106 /2 = 53 g/eq. How to calculate OH equivalents?

• ### how to calculate equivalent weight of sodium bicarbonate and ...

The equivalent weight is the formula weight. Na2CO3 produces CO3[-2] (carbonate) anion that can react with two hydrogens so its equivalent weight is one half the formula weight. Equivalent weight =...

• ### Molecular weight of Na2CO3 - Convert Units

›› Na2CO3 molecular weight. Molar mass of Na2CO3 = 105.98844 g/mol. This compound is also known as Sodium Carbonate. Convert grams Na2CO3 to moles or moles Na2CO3 to grams. Molecular weight calculation: 22.98977*2 + 12.0107 + 15.9994*3 ›› Percent composition by element

• ### stoichiometry - Equivalent weight for CaO - Chemistry Stack ...

I was wondering how I'd go around calculating the equivalent weight of CaO. From my knowledge, the EW of a compound is its (given mass )/(valence factor, n). Since CaO has no charge and no change ...

• ### What is the equivalent mass of CaCO3? - Quora

It is not equivalent mass but equvalent weight. Equivalent weight = molecular weight of compound ÷ charge on compound. Molecular weight of CaCO3 (calcium carbonate): Atomic weight of calcium+ atomic weight of carbon + atomic weight of oxygen. Atomic weight of Calcium : 40. Atomic weight of Carbon :12. Atomic weight of Oxygen:16. So, 40+12+16(3)= 100

• ### What is the gram equiv. weight of anhydrous Na2CO3 if it is ...

Equivalent weight,E= molecular weight base / acidity The numbers of electronic charge on cation of Na2CO3 is 2. in other words, Na2CO3 produces CO3[-2] (carbonate) anion that can react with two hydrogens so its equivalent weight is one half the formula weight. the equivalent weight of Na2CO3 is

• ### Carbonic Acid H2CO3 Molecular Weight -- EndMemo

Carbonic Acid H2CO3 Molar Mass, Molecular Weight. • Na2CO3 + H2SO4 = Na2SO4 + H2CO3