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Interactive Periodic Table & Element FinderSearch elements by name, symbol, atomic number, or approximate atomic mass, then view atomic data and temperature state estimates.Score 136periodicelementsymbolElement FinderFind an element from its name, symbol, atomic number, or approximate atomic mass.Score 126elementsymbolofSymbol LookupFind full element names and atomic data from element symbols such as K, Fe, or Au.Score 100symbolofpotassiumAtomic Number LookupFind an element by atomic number and view its symbol, mass, group, period, and category.Score 66atomicperiodicelementElement State by Temperature CalculatorEstimate whether an element is solid, liquid, or gas at a selected temperature using melting and boiling points.Score 58elementofpotassiumAtomic Weight CalculatorLook up atomic weight and nearest matching elements by approximate atomic mass.Score 56atomicofelementDebt Payoff CalculatorEstimate payoff time, total paid, interest, and extra-payment impact for debt payoff.Score 40ofCredit Card Payoff CalculatorEstimate payoff time, total paid, interest, and extra-payment impact for credit card payoff.Score 40ofRoof Pitch CalculatorCalculate roof pitch percentage and angle from rise and run.Score 38ofProfit Margin CalculatorCalculate gross profit margin from revenue and cost.Score 38ofStock Profit CalculatorCalculate stock profit after buy price, sell price, shares, commissions, and taxes.Score 38ofProfit CalculatorCalculate gross profit, net profit, margin, and markup from revenue and cost.Score 38ofeBay Profit CalculatorCalculate eBay profit after item cost, shipping, packaging, ad cost, and seller fees.Score 38ofShopify Profit CalculatorEstimate Shopify profit after product cost, payment fee, shipping, ads, app costs, and returns.Score 38ofTime Zone Offset CalculatorEstimate destination hour from current hour and time zone offset.Score 30ofOffer Acceptance Rate CalculatorCalculate offer acceptance rate from accepted offers and total offers made.Score 30ofSystem of Equations CalculatorSolve a 2x2 linear system a1x + b1y = c1 and a2x + b2y = c2.Score 30ofCoffee to Water Ratio CalculatorCompare, simplify, scale, and distribute values for coffee to water ratio.Score 30ofRoofing CalculatorEstimate total cost, cost per unit, markup-ready price, and comparison scenarios for roofing.Score 30ofDebt Snowball CalculatorEstimate payoff time, total paid, interest, and extra-payment impact for debt snowball.Score 22of