calculate the molecular weight of al2 so4 3 Calculator
Use this focused tool to calculate the molecular weight of al2 so4 3 with precise atomic weights, intermediate contribution breakdowns, and actionable guidance on calculate the molecular weight of al2 so4 3.
Calculator: calculate the molecular weight of al2 so4 3
Standard atomic weight ranges 26.9815–26.982.
Standard atomic weight ranges 32.059–32.076.
Standard atomic weight ~15.999.
Enter the sample mass of Al2(SO4)3 to estimate moles and composition.
Molecular Weight: — g/mol
Formula: Molecular weight = 2×Al + 3×S + 12×O (because SO4 has 1 S and 4 O, and the compound has 3 sulfate groups).
Component
Atoms
Atomic Weight (g/mol)
Total Contribution (g/mol)
Percent of Molecule (%)
Aluminum (Al)
2
—
—
—
Sulfur (S)
3
—
—
—
Oxygen (O)
12
—
—
—
Table: Component contributions to calculate the molecular weight of al2 so4 3.
Contribution per mole (g)Contribution in sample mass (g)
Chart: Elemental contributions for calculate the molecular weight of al2 so4 3 across one mole and your sample mass.
What is calculate the molecular weight of al2 so4 3?
calculate the molecular weight of al2 so4 3 refers to determining the combined atomic mass of aluminum sulfate, a compound with two aluminum atoms, three sulfate groups, and twelve oxygen atoms. Chemists, materials engineers, water-treatment specialists, and financial planners assessing reagent costs use calculate the molecular weight of al2 so4 3 to scale purchases, plan inventories, and balance budgets for large batches.
People often think calculate the molecular weight of al2 so4 3 is just a single lookup, but in practice calculate the molecular weight of al2 so4 3 must account for current atomic weight standards, hydration states, and purity. The phrase calculate the molecular weight of al2 so4 3 also guides decisions about reagent pricing and logistics because mass drives freight and procurement.
calculate the molecular weight of al2 so4 3 Formula and Mathematical Explanation
The calculation for calculate the molecular weight of al2 so4 3 multiplies each atomic weight by its stoichiometric coefficient: two atoms of Al, three atoms of S, and twelve atoms of O. The combined total is the molecular weight used to convert grams to moles and to forecast costs per mole. calculate the molecular weight of al2 so4 3 also checks purity by comparing expected to observed mass.
Step-by-step derivation
Start with calculate the molecular weight of al2 so4 3: MW = 2×Al + 3×S + 12×O. Each sulfate group (SO4) contributes one S and four O atoms, and there are three sulfate groups, giving 3 S and 12 O in total. Multiply each atomic weight by its count and sum for calculate the molecular weight of al2 so4 3.
Variable explanations
In calculate the molecular weight of al2 so4 3, Al is aluminum atomic weight, S is sulfur atomic weight, and O is oxygen atomic weight. The result is grams per mole, which ties to chemical budgeting. calculate the molecular weight of al2 so4 3 lets labs size reagents in molar terms.
Variable
Meaning
Unit
Typical range
Al
Atomic weight of aluminum
g/mol
26.9815–26.982
S
Atomic weight of sulfur
g/mol
32.059–32.076
O
Atomic weight of oxygen
g/mol
15.999–16.000
MW
Result of calculate the molecular weight of al2 so4 3
g/mol
342–343
Variables relevant to calculate the molecular weight of al2 so4 3.
Practical Examples (Real-World Use Cases)
Example 1: An operator must calculate the molecular weight of al2 so4 3 to prep 500 g of coagulant. Using atomic weights Al 26.9815, S 32.065, O 15.999, calculate the molecular weight of al2 so4 3 equals about 342.15 g/mol. The 500 g batch equals roughly 1.46 moles, guiding dilution and financial purchasing.
Example 2: A water plant bids on a contract and must calculate the molecular weight of al2 so4 3 to estimate freight. With a target of 1200 g and the same atomic weights, calculate the molecular weight of al2 so4 3 yields 342.15 g/mol, so the shipment equals 3.51 moles, supporting pricing and risk buffers.
How to Use This calculate the molecular weight of al2 so4 3 Calculator
Enter precise atomic weights to calculate the molecular weight of al2 so4 3. Provide a sample mass to see how many moles it represents and to estimate elemental grams. Results update instantly, making calculate the molecular weight of al2 so4 3 decisions faster.
Read the main molecular weight to size reactions. Review intermediate contributions to verify purity. Use the chart to see how calculate the molecular weight of al2 so4 3 distributes mass between Al, S, and O. Copy results to share procurement notes.
Key Factors That Affect calculate the molecular weight of al2 so4 3 Results
Atomic weight standards shift slightly over time, influencing calculate the molecular weight of al2 so4 3 and budgets. Hydration states (e.g., octadecahydrate) change actual mass, so calculate the molecular weight of al2 so4 3 must match the salt form. Purity and assays alter real-world grams; calculate the molecular weight of al2 so4 3 with adjusted percentages for procurement. Temperature and storage can drive moisture uptake, affecting calculate the molecular weight of al2 so4 3. Supplier tolerances impact cost forecasts, so calculate the molecular weight of al2 so4 3 with conservative ranges. Freight fees depend on weight; accurate calculate the molecular weight of al2 so4 3 supports rate negotiation.
Frequently Asked Questions (FAQ)
Is calculate the molecular weight of al2 so4 3 different for hydrates? Yes, include water molecules in calculate the molecular weight of al2 so4 3 for hydrated salts.
How precise must atomic weights be? Four to five decimals keeps calculate the molecular weight of al2 so4 3 accurate for lab and financial planning.
Can I use average atomic weights? Standard averages are acceptable to calculate the molecular weight of al2 so4 3 for most procurement.
Why does calculate the molecular weight of al2 so4 3 matter financially? Freight, pricing per mole, and dosage all depend on calculate the molecular weight of al2 so4 3.
Does temperature affect the value? Not directly, but humidity can change sample mass, altering calculate the molecular weight of al2 so4 3 outcomes.
How do I validate supplier data? Recompute calculate the molecular weight of al2 so4 3 with provided assays and compare.
What if my sample is impure? Adjust purity percentage before you calculate the molecular weight of al2 so4 3 for cost and dosage.
Can I copy results? Yes, use the Copy Results button to export calculate the molecular weight of al2 so4 3 findings.
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function calculate() {
var al = parseFloat(document.getElementById("atomicAl").value);
var s = parseFloat(document.getElementById("atomicS").value);
var o = parseFloat(document.getElementById("atomicO").value);
var mass = parseFloat(document.getElementById("sampleMass").value);
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var errorS = document.getElementById("errorS");
var errorO = document.getElementById("errorO");
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errorAl.textContent = "";
errorS.textContent = "";
errorO.textContent = "";
errorMass.textContent = "";
var valid = true;
if (isNaN(al) || al <= 0) { errorAl.textContent = "Enter a positive number for aluminum atomic weight."; valid = false; }
if (isNaN(s) || s <= 0) { errorS.textContent = "Enter a positive number for sulfur atomic weight."; valid = false; }
if (isNaN(o) || o <= 0) { errorO.textContent = "Enter a positive number for oxygen atomic weight."; valid = false; }
if (isNaN(mass) || mass 0) {
tableAlAtomic.textContent = al.toFixed(4);
tableSAtomic.textContent = s.toFixed(4);
tableOAtomic.textContent = o.toFixed(4);
tableAlTotal.textContent = totalAl.toFixed(4);
tableSTotal.textContent = totalS.toFixed(4);
tableOTotal.textContent = totalO.toFixed(4);
tableAlPercent.textContent = (totalAl / mw * 100).toFixed(2);
tableSPercent.textContent = (totalS / mw * 100).toFixed(2);
tableOPercent.textContent = (totalO / mw * 100).toFixed(2);
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tableSPercent.textContent = "–";
tableOPercent.textContent = "–";
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}
function drawChart(totalAl, totalS, totalO, mass) {
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ctx.clearRect(0, 0, canvas.width, canvas.height);
var contributions = [totalAl, totalS, totalO];
var labels = ["Al", "S", "O"];
var mw = totalAl + totalS + totalO;
var sampleContrib = [0, 0, 0];
if (mw > 0 && mass > 0) {
sampleContrib[0] = mass * (totalAl / mw);
sampleContrib[1] = mass * (totalS / mw);
sampleContrib[2] = mass * (totalO / mw);
}
var maxVal = 0;
for (var i = 0; i maxVal) { maxVal = contributions[i]; }
if (sampleContrib[i] > maxVal) { maxVal = sampleContrib[i]; }
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ctx.stroke();
for (var j = 0; j < labels.length; j++) {
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var barHeight1 = (contributions[j] / maxVal) * (baseY – padding);
var barHeight2 = (sampleContrib[j] / maxVal) * (baseY – padding);
ctx.fillStyle = "#004a99";
ctx.fillRect(x – barWidth / 2, baseY – barHeight1, barWidth / 2 – 4, barHeight1);
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ctx.fillText(labels[j], x – 6, baseY + 15);
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function resetCalc() {
document.getElementById("atomicAl").value = 26.9815;
document.getElementById("atomicS").value = 32.065;
document.getElementById("atomicO").value = 15.999;
document.getElementById("sampleMass").value = 10;
calculate();
}
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