{"product_id":"is8103","title":"What Makes Water Hard? AP Lab #3","description":"\u003cp\u003eStudents will investigate the suitability of gravimetric analysis for determining the amount of water hardness in the form of calcium carbonate found in various water samples. The activity contains enough materials for 15 groups of students as well as a Teacher?ÇÖs Guide and Student Study Guide Copymasters. Meets Big Idea 1, Investigation 3, Primary Learning Objective 1.19.\u003c\/p\u003e","brand":"Innovating Science","offers":[{"title":"Default Title","offer_id":39549877485760,"sku":"IS8103","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/0623\/products\/zcpwakekhdnwg0lxoufd.jpg?v=1759453459","url":"https:\/\/www.thelabstockroom.com\/products\/is8103","provider":"The Lab Stockroom","version":"1.0","type":"link"}