Chemistry, 25.06.2019 07:50 YoungKukie24
Modules 1-7 review problems module 1 1.) what is the volume of 60.0 g of ether if the density of ether is 0.70 g/ml? 2.) what is the density of 50.0 ml of a substance that has a mass of 25 g? 3.) list each as being a physical change or a chemical change: butter melting, butter burning, sugar dissolving in water, a sandwich getting digested. 4.) list each as being a physical or a chemical property: copper sulfate is blue, iron is a solid, water melts at 0oc, gasoline is flammable, magnesium reacts with acid, salt is soluble in water. 5.) correctly match the terms listed on the left with the substances listed on the right. more than one term may be used for each substance. a. element mg
Answers: 3
Chemistry, 22.06.2019 01:30
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .
Answers: 3
Chemistry, 22.06.2019 10:30
If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5
Answers: 1
Modules 1-7 review problems module 1 1.) what is the volume of 60.0 g of ether if the density of eth...
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