subject
Chemistry, 17.02.2022 05:00 dayjionneam

Which of Earth's spheres consists of all living things? (1 point) O atmosphere
O geosphere
O hydrosphere
O biosphere

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 15:00
Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.
Answers: 2
question
Chemistry, 22.06.2019 18:00
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
question
Chemistry, 22.06.2019 18:30
What is the percentage of hydrogen in c2h4
Answers: 1
question
Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
You know the right answer?
Which of Earth's spheres consists of all living things? (1 point) O atmosphere
O geosphere
Questions
question
Biology, 11.02.2021 16:50
question
Chemistry, 11.02.2021 16:50