subject
Chemistry, 06.05.2020 21:25 desiree98

Which unit of geologic time is the oldest?
cenozic
Mesozoic
Ordorvican
precambrian

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 00:40
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
question
Chemistry, 22.06.2019 21:30
What is happening when the water inside a kettle heats up and begins to boil
Answers: 1
question
Chemistry, 23.06.2019 00:00
How many peaks will be present in a mass spectrum for brcl?
Answers: 1
question
Chemistry, 23.06.2019 05:00
C=59(f−32)the equation above shows how temperature f, measured in degrees fahrenheit, relates to a temperature c, measured in degrees celsius. based on the equation, which of the following must be true? a temperature increase of 1 degree fahrenheit is equivalent to a temperature increase of 59 degree celsius.a temperature increase of 1 degree celsius is equivalent to a temperature increase of 1.8 degrees fahrenheit.a temperature increase of 59 degree fahrenheit is equivalent to a temperature increase of 1 degree celsius.a) i onlyb) ii onlyc) iii onlyd) i and ii only
Answers: 1
You know the right answer?
Which unit of geologic time is the oldest?
cenozic
Mesozoic
Ordorvican
precambri...
Questions
question
History, 17.12.2021 05:20
question
Mathematics, 17.12.2021 05:20