subject

Chemistry, 28.09.2019 00:00 xdaciax

If an isotope of an element has 40 neutrons and a mass number of 79, how many electrons must it have?

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 22:10

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

Answers: 1

question

Chemistry, 22.06.2019 01:00

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

Answers: 3

question

Chemistry, 22.06.2019 03:30

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

Answers: 1

question

Chemistry, 22.06.2019 05:30

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Answers: 1

You know the right answer?

If an isotope of an element has 40 neutrons and a mass number of 79, how many electrons must it have...

Questions

question

Physics, 12.11.2020 17:10

What is the acceleration due to gravity at a location where a 15.0-kilogram mass weighs 45.0 newtons?...

question

History, 12.11.2020 17:10

a poltican says that the us government does not have the right to pass laws to protect citizens which phrase from the contruition preamble reflects th...

question

Physics, 12.11.2020 17:10

An astronaut is floating in outer space. She needs to find her air tanks or she will be doomed. She only has time to unlock one of the three cases. Sh...

question

Mathematics, 12.11.2020 17:10

A truck travels 2,400 miles in 60 hours, going the same distance each hour. How many miles does the truck travel each hour? A. 3 miles B....

question

History, 12.11.2020 17:10

A goal of the Ku Klux Klan's terror was to... O Secure the election of Samuel Tilden O Pass the Fifteenth Amendment O End woments suffrag...

question

Mathematics, 12.11.2020 17:10

1. Jared borrowed $300 from his mother to buy an x-box 360. Jared will pay her back in 4 years with 3.5% simple interest. How much total money will he...

question

Mathematics, 12.11.2020 17:10

Nikki sister is seven years less than of twice Nikki’s age A Nikki‘s age and her sisters age is 41 what Equation represents this relationship...

question

Biology, 12.11.2020 17:10

Yoo im tired so can yall answer this for yo homie pls thxs Which transitional phrases indicate contrast? (3 points) although, however, on...

question

Engineering, 12.11.2020 17:10

A rear wheel drive car has an engine running at 3296 revolutions/minute. It is known that at this engine speed the engine produces 80 hp. The car has...

question

Mathematics, 12.11.2020 17:10

Ralph and Patrick play on a basketball team. Ralph played the whole first quarter and the first 4 minutes of the second quarter. Patrick played the r...

question

English, 12.11.2020 17:10

PART A: How does the conflict between the narrator and her father develop the plot of the story? A The narrator and her fathe...

question

Mathematics, 12.11.2020 17:10

A 68-year old retiree has a pension savings of $43,000, a 401k of $75,000, and an IRA account of $62,000. Before 2008, he had 2% more cash in the pens...

question

Chemistry, 12.11.2020 17:10

Put the Levels of Organization in order from the simplest (smallest) to the most complex (largest). human, brain, nervous system, nervous tissue, nerv...

question

Health, 12.11.2020 17:10

4. Identify two self-management skills that will help you move to the stage you want to be at in question 3, and briefly describe why those strategies...

question

Mathematics, 12.11.2020 17:10

Helppp me plz i am no god at the maths ...

question

Arts, 12.11.2020 17:10

Im so tired of sh. it some ppl know what I'm talking bout...

question

Social Studies, 12.11.2020 17:10

In 1960, Iran, Iraq, Kuwait, and Saudi Arabia joined Venezuela to form the Organization of the Petroleum Exporting Countries (OPEC). How did forming...

question

Mathematics, 12.11.2020 17:10

A school choir needs to make T-shirts for its 75 members and has set aside some money in their budget to pay for them. The members of the choir...

question

Mathematics, 12.11.2020 17:10

Factor using a-c method Factor using grouping Factor using box method

question

Health, 12.11.2020 17:10

Surgeons had to reopen Carla's knee because a surgical sponge had been left inside. This type of error is о a human error an imaging error.

More questions: Chemistry Another questions

Questions on the website: 13722360