Chemistry, 21.01.2020 22:31, GiselNeedsHelp101
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation?
a) he is determined physical properties that are sufficient to identify the metal
b) he is determining chemical properties that are sufficient to identify the metal
c) he is determined physical properties that are insufficient to identify the metal
d) he is determined chemical properties that are insufficient to identify the metal
Answers: 1
Chemistry, 21.06.2019 19:00, anonymous176
Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct
Answers: 3
Chemistry, 21.06.2019 21:00, gilbert325
Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
Answers: 2
Chemistry, 22.06.2019 00:40, petriajack8375
1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /
Answers: 3
Chemistry, 22.06.2019 18:30, losalobos46
The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
Answers: 1
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the m...
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