You have a mass concentration (milligrams per liter). A molecular mass is found by adding all of the masses of the atoms for that molecule. Molar Mass: 142.9654 g/mol 1g=6.99469941678196E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Na 2 22.9898 32.16% H 2 1.0079 1.41% P … Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Chemistry. Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. A mole contains 6.02 x 10 23 molecules. Molecular weight calculation: 22.98977*2 + 1.00794 + 30.973761 + 15.9994*4 ›› … Add / Edited: 24.06.2015 / Evaluation of information: 5.0 out of 5 / number of votes: 1. Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Molar mass of Na2HPO4 = 141.958841 g/mol. The molecular weight is also the molar mass in grams per mole. Massa molar of (Na2HPO4)12h2o Massa Molar, Peso Molecular e Calculadora da Composição Elementar You need to convert the mass to a molar amount of substance by dividing by the molecular weight. Molar mass of Na2HPO4 = 142 Molar mass of Na2HPO4.2H2O = 142+36= 178 Molar mass of Na2HPO4.7H2O = 142+126= 268. Share this. I used the MW provided and did not compute it from the chemical formula. Share on Facebook Tweet on Twitter Plus on Google+. The molar mass of this compound is {eq}\displaystyle M = 141.96\ g/mol {/eq}.

Molar mass(Na3PO4) = 22.99 x 3 + 30.97 + 15.9994 x 4 Esempi: Fe, Au, Co, Br, C, O, N, F. È possibile utilizzare le parentesi () o le parentesi []. *Please select more than one item to compare. Become a Patron! Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Emoticon Emoticon. A molecular mass is found by adding all of the masses of the atoms for that molecule. Find the molar mass of sodium sulfate molar mass = atomic mass in grams 2(23) + 32 + 4(16) = 142 grams per mole Divide the mass of the sample by the molar mass to obtain moles (14.2g)/(142gmol^-1) = 0.1 mol Now, for every 1 mol of Na_2SO_4 you have 2 moles of Na^+ ions. Newer Post Older Post Home. The Ba3(PO4)2 (molar mass = 601.93) precipitate that formed from a salt mixture has a mass of .417 g. Experimental tests revealed that Na3PO4 X 12H2O (molar mass = 380.12) was the limiting reactant . モル質量と元素組成を計算するために化学式を入力してください: モル質量 of Na2HPO4*7H2O is 268.0658 g/mol. To prepare one litre of a 1M solution of Na2HPO4, you can take either 142 gm of Na2HPO4(anhydrous salt) or 178 gm of Na2HPO4.2H2O or 268 gm of Na2HPO4.7H2O, dissolve it in water and make it up to 1 litre. ChemiDay you always could choose go nuts or keep calm with us or without. Please register to post comments. And equivalent mass of Na2HPO4 for this particular reaction is nothing but the mol. ›› Na2HPO4 molecular weight. Convert grams Na2HPO4 to moles or moles Na2HPO4 to grams. Here, for example, one mole of Na2HPO4 (acting as acid) can dissociate to give one mole H+ ions, therefore n-factor is 1. Massa molar of (Na2HPO4)7H2O Massa Molar, Peso Molecular e Calculadora da Composição Elementar Molar Volume: 272.4±5.0 cm 3: Predicted data is generated using the US Environmental Protection Agency’s EPISuite ... Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 6.77e-008 1.36 1000 Water 39 360 1000 Soil 60.9 720 1000 Sediment 0.0713 3.24e+003 0 … Let us first determine the number of moles in this compound. Question : Is Na2HPO4 ( Disodium hydrogen phosphate ) an acid or base or neutral ? Advanced Search | Structure Search. Molar Mass, Molecular Weight and Elemental Composition Calculator. lts research laboratories, inc. material safety data sheet sodium phosphate hydrate Determine the mass of Na3PO4 X 12H2O in the salt mixture. This compound is also known as Disodium Phosphate. The molar mass is the amount of grams in a mole of a substance. Sodium phosphate dibasic heptahydrate. NaH 2 PO 4 : Molar mass: 119.98 g/mol Appearance White powder or crystals Density: 2.36 g/cm 3 (anhydrous) Calculations: Formula: Na2PO4.12H2O Molar Mass: 357.1272 g/mol 1g=2.80012275738168E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) itself which is roughly 142. Answer : Na2HPO4 ( Disodium hydrogen phosphate ) is base.