Final Price Calculator: Calculate Price After Discount & Tax Final Price Calculator Calculate the final price of an item after applying a discount and adding sales tax. Our Final Price Calculator makes it simple. Calculate Final Price Original Price ($): Enter the initial price before any discounts or taxes. Discount (%): Enter the discount percentage … Read more
Discount Price Calculator – Calculate Final Price After Discount Discount Price Calculator Calculate Final Price After Discount Original Price ($): Enter the initial price before any discounts. Must be 0 or more. Discount Percentage (%): Enter the discount rate (e.g., 10 for 10%). Must be between 0 and 100. Sales Tax Percentage (%): Enter the … Read more
pH Calculator: Calculating pH using Log pH Calculator: Calculating pH using Log Calculate pH Hydrogen Ion Concentration [H⁺] (mol/L): Enter the molar concentration of H⁺ ions (e.g., 1e-7, 0.0001, 1.0E-3). Calculate pH Reset Copy Results Results: pH = 7.00 Input [H⁺]: 1e-7 mol/L log₁₀([H⁺]): -7.00 The pH is calculated using the formula: pH = -log₁₀([H⁺]) … Read more
Discount and Tax Worksheet Calculator – Calculate Final Price Discount and Tax Worksheet Calculator Use our Discount and Tax Worksheet Calculator to find the final price after applying a discount and adding sales tax, perfect for checking worksheet answers. Original Price ($): Enter the initial price before any discount or tax. Discount Rate (%): Enter … Read more
Phone Use Tax Deduction Calculator – Calculate Business Phone Expenses Phone Use Tax Deduction Calculator Calculate Your Phone Expense Deduction Determine the business portion of your phone expenses for your phone use tax deduction. Is this for a dedicated business line? Yes No (Mixed Use) Cost of Dedicated Business Line ($): Enter the total monthly … Read more
Pell Grant Lifetime Eligibility Used Calculator & Guide Pell Grant Lifetime Eligibility Used Calculator Calculate Your Pell Grant LEU Enter the number of semesters you received Pell Grant funds based on your enrollment status, or the percentage you know you’ve used, to estimate your Lifetime Eligibility Used (LEU). Full-Time Semesters with Pell: Number of semesters … Read more
Henderson-Hasselbalch pH Calculator – Calculate pH of Buffers Henderson-Hasselbalch pH Calculator Calculate pH Use the Henderson-Hasselbalch equation to calculate the pH of a buffer solution by providing the pKa and the concentrations of the conjugate base and weak acid. pKa of the Weak Acid: Enter the pKa value of the weak acid component of the … Read more
pH Calculator using pKa | Henderson-Hasselbalch Equation pH Calculator using pKa (Henderson-Hasselbalch) Calculate the pH of a buffer solution using the pKa of the weak acid and the concentrations of the acid and its conjugate base with our easy-to-use calculator for calculating pH using pKa. pH Calculator pKa of the Weak Acid: Enter the pKa … Read more
Percentile from Z-Score Calculator – Calculate Percentile Percentile from Z-Score Calculator Calculate Percentile from Z-Score Enter a Z-score to find the corresponding percentile under the standard normal distribution. Z-Score: Enter the Z-score (can be positive or negative). Calculate Reset Copy Results Results Standard Normal Distribution with area shaded up to the Z-score. What is Calculating … Read more
Molar Mass from Colligative Properties Calculator Molar Mass from Colligative Properties Calculator Calculate Molar Mass (from Freezing Point Depression) Mass of Solute (g) Enter the mass of the solute dissolved in the solvent. Mass of Solvent (g) Enter the mass of the solvent used. Kf of Solvent (°C·kg/mol) Freezing point depression constant (cryoscopic constant) of … Read more