subject

Chemistry, 18.03.2021 03:00 itzia00

Earth and the Solar System: Phenomena: Question 3
How old is our solar system?
Select one:

1. About 13.5 million years.

2. About 13.5 billion years.

3. About 4.5 million years.

4. About 4.5 billion years.

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 19:30

Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

Answers: 1

question

Chemistry, 22.06.2019 02:00

What is the maximum number of electrons that an atomic orbital can contain?

Answers: 1

question

Chemistry, 22.06.2019 14:30

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never

Answers: 2

question

Chemistry, 22.06.2019 19:50

If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?

Answers: 2

You know the right answer?

Earth and the Solar System: Phenomena: Question 3
How old is our solar system?
Select o...

Questions

question

Physics, 20.10.2020 16:01

A net force of 14 N is used to accelerate a 7 kg toy car from rest for 4 seconds. What is the final velocity of the toy car?...

question

Mathematics, 20.10.2020 16:01

Let V be the volume of the pyramid of height 11 whose base is a square of side length 6. Find a formula for the area A of the horizontal cross section...

question

Arts, 20.10.2020 16:01

Who was the Pianist who performed "Whole lot of shakin' going on?"...

question

Chemistry, 20.10.2020 16:01

According to the molecular orbital theory how many molecular orbitals are formed when the six p-orbitals of benzene combine?...

question

Chemistry, 20.10.2020 16:01

What will happen to the 5 pesos stack coins when you hit the coin at the bottom?why is this so?...

question

Business, 20.10.2020 16:01

in creating the master budget, the second budget a company prepares is the production budget. a. True b. False...

question

Chemistry, 20.10.2020 16:01

I2(g) + Br2(g) ↔ 2 IBr(g) What is the equilibrium concentration of IBr (in M to 4 decimal places) if 0.200 mol of I2 and 0.100 mol Br2 in a 5.00 L ves...

question

English, 20.10.2020 16:01

What type of speech was used by the author?why you say so?...

question

Business, 20.10.2020 16:01

Predictive analytics in business is an important application of multiple regression analysis. Generally speaking, what is meant by predictive analytic...

question

Business, 20.10.2020 16:01

A project that incurs costs in early years and yields benefits in later years has been estimated to have costs just equal to benefits, in present valu...

question

Biology, 20.10.2020 16:01

Need answer ASAP!! Which describes a species? A. organisms that live in the same area B. organisms that breed and produce fer...

question

Chemistry, 20.10.2020 16:01

Gaseous mixtures . Question 1 options: can only contain molecules must contain both isolated atoms and molecules are all homogeneous are all heterogen...

question

Social Studies, 20.10.2020 16:01

Hilde Bruch, a pioneer in the study and treatment of eating disorders, has developed a theory of the issues that draws largely on the perspective....

question

English, 20.10.2020 16:01

What is always found at the beginning of the source...

question

History, 20.10.2020 16:01

The massacre of the British soldiers and civilians after the Battle of by French Indian allies. O Fort Bradley O Fort Duquense

question

Engineering, 20.10.2020 16:01

200-mm lever and a 240-mm-diameter pulley are welded to the axle BE that is supported by bearings at C and D. If a 720-N vertical load is applied at A...

question

Physics, 20.10.2020 16:01

Find the maximum frequency for a non distorted sine-wave output voltage of 12-V peak with an Op-Amp that has a slew rate of 1.5 V/micro seconds...

question

Business, 20.10.2020 16:01

suppose that you borrowed 400 from a friend and promised to repay the loan by making three annual payments of 100 at the end of each of the next three...

question

Physics, 20.10.2020 16:01

How fast must a 2.7-g ping-pong ball move in order to have the same kinetic energy as a 145 g baseball moving at 37.0 m/s...

question

Biology, 20.10.2020 16:01

In a two-allele system, the allele with higher fitness must increase in frequency over time. True False...

More questions: Chemistry Another questions