subject

Chemistry, 20.10.2021 03:00 Dashavu4626

Please help me help please help

Please help me help please help

ansver

Answers: 3

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 02:00

What is avogadro’s number, and why is it useful

Answers: 1

question

Chemistry, 22.06.2019 14:00

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel

Answers: 1

question

Chemistry, 22.06.2019 22:00

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.

Answers: 2

question

Chemistry, 22.06.2019 22:30

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color

Answers: 1

You know the right answer?

Please help me help please help
...

Questions

question

Engineering, 22.08.2019 04:30

The fracture stress of a large sheet of steel with a central crack of 40 mm is 480 mpa. then, the fracture stress of similar sheet with crack of 100 m...

question

Physics, 22.08.2019 04:30

Longitudinal seismic waves are known as...

question

Chemistry, 22.08.2019 04:30

Which type of surface is best able to reflect light? a rough, cloudy surface. a rough, polished surface. a smooth, polished surface. a smooth, cloudy...

question

Geography, 22.08.2019 04:30

Which statement(s) about galaxy groups is/are true? choose one or more: a) galaxy mergers in groups are not known to have ever happened b) galaxies...

question

Mathematics, 22.08.2019 04:30

There are multiple chickens and rabbits in a cage. there are 72 heads and 200 feet inside the cage. how many chickens are in there and how many rabbit...

question

Engineering, 22.08.2019 04:30

Refrigerant-134a enters the compressor of a refrigeration system as saturated vapour at 0.14 mpa, and leaves as superheated vapour at 0.8 mpa and 60°c...

question

History, 22.08.2019 04:30

What kind of government is a republic...

question

Physics, 22.08.2019 04:30

Find the wavelength of a photon which has 500.0 ev of energy....

question

English, 22.08.2019 04:30

Life expectancies are not expected to continue to rise as dramatically as they have in the past due to limits in a. medical research on longevity. b....

question

Chemistry, 22.08.2019 04:30

For this problem why would all the heat generated by the heater be absorbed by the air and not by both the inner tube and the a very thin elect...

question

History, 22.08.2019 04:30

Which device, invented by james watt, powered all kinds of machines in the industrial revolution? a. flying shuttle b. water frame c. spinning jenny...

question

Physics, 22.08.2019 04:30

You are given an unknown source, which produces spectral lines. is it possible to determine the wavelengths of these spectral lines? if so, how? ex...

question

Chemistry, 22.08.2019 04:30

Which element has 32 protons in its nucleus? phosphorus cobalt germanium sulfur...

question

Mathematics, 22.08.2019 04:30

One number has a prime factorization of 2 3 • 3 2, and another number has a prime factorization of 2 2 • 3 3. which of the following expressions would...

question

Computers and Technology, 22.08.2019 04:30

Ip address is unique and universal. but how to communicate same private ip addresses where in the two separated networks without breaking this concept...

question

History, 22.08.2019 04:30

The second continental congress met in philadelphia in order to...

question

Physics, 22.08.2019 04:30

Acell phone is placed 25 cm in front of a diverging lens with focal length of magnitude 20 cm. how far is the image of this phone from the lens? a) 9...

question

English, 22.08.2019 04:30

“i know just how you feel, when that exact same thing happened to me i was so angry, so i just told her exactly how i felt. you should do the same thi...

question

Chemistry, 22.08.2019 04:30

0.45 kg/s of acetic acid is to be cooled from 100°c to 60°c in the annulus of a double pipe heat exchanger. the two steel pipes are 1/4 in and 2 in no...

question

Mathematics, 22.08.2019 04:30

4x^2-81y^2? can you show me the steps in factoring/simplifying this equation? you so much. ( make sure the steps and the answer and detailed and c...

More questions: Chemistry Another questions

Questions on the website: 13722363