“a2 – b2 = (a+b) (a-b) Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal Separation of Substances ₹250.00 Separation of Substances quantity ₹250.00 Electrolysis of Water ₹800.00 Electrolysis of Water quantity ₹800.00 a2 - b2 = (a+b) (a-b) Model ₹300.00 a2 - b2 = (a+b) (a-b) Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹1,350.00 9% CGST ₹121.50 9% SGST ₹121.50 Total ₹1,593.00 Continue Shopping Checkout