What can scientists determine by examining 1,000 year-old pollen trapped in the ground?
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Chemistry, 28.05.2020 19:00, keishlav5183
What can scientists determine by examining 1,000 year-old pollen trapped in the ground?
A. The amount of plants still alive with the same type of pollen.
B. What caused you the death of the plants and animals in an area.
C. The approximate time a specific plant went extinct.
D. What plants once lived in an area.
Answers: 3
Chemistry, 22.06.2019 02:00, bernicewhite156
Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.
Answers: 2
Chemistry, 22.06.2019 06:40, alyons60
Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
Answers: 3
Chemistry, 22.06.2019 09:20, pandaman632
What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?
Answers: 1
Mathematics, 02.12.2020 18:20
Mathematics, 02.12.2020 18:20
Mathematics, 02.12.2020 18:20
Mathematics, 02.12.2020 18:20
Mathematics, 02.12.2020 18:20
Mathematics, 02.12.2020 18:20