Biology, 22.07.2019 10:10 Nalolivares
Hurry pls what does it mean when a mineral has a definite chemical composition? select 2 choices.
it always occurs in pure form.
it always contains certain elements,
it cannot form from living or once living materials.
it always contains elements in definite proportions.
it cannot contain atoms from more than one element.
Answers: 1
Biology, 21.06.2019 13:30
Astudy was performed on 20 trees to test the effectiveness of a new fertilizer. the results of this specific study is brought into question. what would possibly improve the reliability of the results?
Answers: 3
Biology, 21.06.2019 19:50
Which of these resources is used worldwide to make construction products, pottery, and porcelain
Answers: 3
Biology, 22.06.2019 02:10
Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems
Answers: 2
Biology, 22.06.2019 03:30
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Hurry pls what does it mean when a mineral has a definite chemical composition? select 2 choices.<...
Mathematics, 16.10.2020 16:01
English, 16.10.2020 16:01
Engineering, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
History, 16.10.2020 16:01
English, 16.10.2020 16:01
Chemistry, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Physics, 16.10.2020 16:01
Health, 16.10.2020 16:01
SAT, 16.10.2020 16:01