shankaroon61 shankaroon61

19-09-2020
Geography

contestada

How do we know that oxygen was present in the Archean time period?

Respuesta :

allasthisyear allasthisyear

19-09-2020

We don’t. Scientists believe that oxygen was only in compounds such as water during this time period

Answer Link

Otras preguntas

What is the probability of getting a factor of 6 when u have this numbers 1,2,3,4,5, and 6

0.4825 rounded to the nearest hundredth

A week before giving the speech, "We Shall Fight on the Beaches", what news did Churchill think he would be sharing with Great Britain?

four real life scientific investigations

How to solve the polynomial: (x+4)^2

Suppose P is the midpoint of NQ, OP = 11, and OQ = 35. Find NO.

What's the verbal expression for the algebraic expression 1/8y .?

How do you say 309099990 in word form

Which is 1.4 written as a decimal in thousandths

What does to covenant and combine mean