Lead had been used in plumbing and other products since ancient times. how have chemists contributed to our understanding of lead today? a. they have shown how lead can build up and cause damage in the human body. b. they have described how the romans used lead in plumbing. c. they have defended lead as a useful material for many products. d. they have passed laws that prohibit the use of lead.
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Chemistry, 21.06.2019 19:50
Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.
Answers: 1
Chemistry, 22.06.2019 02:40
How many liters of hydrogen gas will be produced at stp from the reaction of 7.179Ă—10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
Answers: 1
Chemistry, 22.06.2019 10:40
Asolid that forms and separates from a liquid mixture is called
Answers: 2
Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
Lead had been used in plumbing and other products since ancient times. how have chemists contributed...
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