subject

Chemistry, 03.07.2019 09:00 diontna29

How many neutrons does element x have if its atomic number is 23 and its mass number is 99?

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 15:40

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

Answers: 3

question

Chemistry, 21.06.2019 21:30

The reaction q+r2=r2q is found to be first order in r2 and

Answers: 1

question

Chemistry, 22.06.2019 06:30

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?

Answers: 1

question

Chemistry, 22.06.2019 07:00

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Answers: 1

You know the right answer?

How many neutrons does element x have if its atomic number is 23 and its mass number is 99?...

Questions

question

English, 28.02.2020 19:13

In the third paragraph the word memorabilia means A) something worthy of recalling. B) something very old and ancient. C) something worth a lot of mon...

question

History, 28.02.2020 19:13

Its a quiz. All of the following were components of the Virginia Plan EXCEPT: A. a bicameral legislature B. a nati...

question

Mathematics, 28.02.2020 19:13

Jayne stopped to get gas before going on a road trip. The tank already had 4 gallons of gas in it. Which equation relates the total amount of gasoline...

question

Physics, 28.02.2020 19:13

A 25.0-kg box of textbooks rests on a loading ramp that makes an angle α with the horizontal. The coefficient of kinetic friction is 0.25, and the coe...

question

English, 28.02.2020 19:13

Read the passage. H. G. Wells was a scientist and a writer. He used his knowledge of science to create realistic works of fiction that fascinat...

question

Health, 28.02.2020 19:13

Calcium intake is important for women during pregnancy. If a woman for whatever reason does not get enough calcium in her diet during pregnancy, what...

question

Chemistry, 28.02.2020 19:13

What is the numerical value of KcKc for the reaction if the concentrations at equilibrium are 0.10 MM SO2SO2, 0.18 MM O2O2, and 0.66 MM SO3SO3 ? 2SO2(...

question

Physics, 28.02.2020 19:13

What must be the angle between the direction of propagation of the incident and scattered photons if the speed of the electron immediately after the c...

question

Business, 28.02.2020 19:13

The records of Garden Company indicate sales of $900,000, cost of goods sold of $500,000, an ending inventory balance of $100,000, and estimated retur...

question

History, 28.02.2020 19:13

The publication of Martin Luther's Ninety-five Theses A attacked the abuses in the sale of indulgences, beginning the Protestant Reformati...

question

Chemistry, 28.02.2020 19:13

We want to calculate the concentrations of all species in a 0.58 M Na 2 SO 3 (sodium sulfite) solution. The ionization constants for sulfurous acid ar...

question

Mathematics, 28.02.2020 19:13

Wells Fargo Bank has recorded the number of its customers who used a downtown ATM during the noon hour on 20 randomly selected workdays. The data is g...

question

Chemistry, 28.02.2020 19:13

Which sources of energy are used by humans to produce electrical energy? (a) Plants, animals, and fossil fuels (b) Wind, water, and...

question

Mathematics, 28.02.2020 19:13

)What is the radius of a circle that has a sector area of 3π cm² and a central angle of 2π/3 (π is pi which is 3.14)...

question

Engineering, 28.02.2020 19:14

4. How is the weld metal deposited in the molten weld pool of the SA welding process?...

question

Chemistry, 28.02.2020 19:14

Using real world examples, describe how changes in temperature, volume and pressures effect the behavior of a gas according to the following laws: Boy...

question

Biology, 28.02.2020 19:14

Which rights allow an individual to assign use rights or management rights for a resource?...

question

History, 28.02.2020 19:14

Explain the different types of federal aid...

question

Business, 28.02.2020 19:14

Cyclical unemployment is the fluctuating unemployment over the business cycle that increases during and decreases during ....

question

History, 28.02.2020 19:14

One of the hurdles that chili powder manufacturers overcame to make chili powder popular in American kitchens was: People didn't know how to use it in...

More questions: Chemistry Another questions

Questions on the website: 13722363