subject

Chemistry, 21.08.2019 10:30 sosahaded

Which subatomic particles are located in the nucleus of an he-4 atom?
(1) electrons and neutrons
(2) electrons and protons
(3) neutrons and protons
(4) neutrons, protons, and electrons

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 09:00

An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh

Answers: 1

question

Chemistry, 22.06.2019 16:10

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?

Answers: 1

question

Chemistry, 23.06.2019 01:00

The time that is taken by neptune once around the sun is called

Answers: 1

question

Chemistry, 23.06.2019 01:30

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity

Answers: 2

You know the right answer?

Which subatomic particles are located in the nucleus of an he-4 atom?
(1) electrons and neutr...

Questions

question

Mathematics, 01.08.2019 18:00

*include an explanation! * suppose an investment of $8,200 doubles in value every 7 years. how much is the investment worth after 28 years?...

question

History, 01.08.2019 18:00

Read this text from the constitution: amendment xix passed by congress june 4, 1919. ratified august 18, 1920. the right of citizens of the united s...

question

Mathematics, 01.08.2019 18:00

Rectangle is 1/3 yards long and 2/3 yards wide what is the area of the rectangle...

question

English, 01.08.2019 18:00

Shakespeare uses the structure of these lines to develop juliet’s character as she acts shy with romeo. juliet’s character as she describes her religi...

question

History, 01.08.2019 18:00

Why was the japanese american a threat to civilians in america? (u. s. histor/give full description! )...

question

Biology, 01.08.2019 18:00

How many grams are 4.5 moles of sodium fluoride, naf

question

English, 01.08.2019 18:00

Which sentence illustrates parallel structure? the students read the instructions, were discussing how complicated they seemed, and the unanimous dec...

question

Mathematics, 01.08.2019 18:00

I'm begging ! 30 points for this question ! what are all the methods to finding zeros and factors of higher degree polynomial functions?...

question

English, 01.08.2019 18:00

What advice, which was given by mrs. who, does charles wallace forget to follow? a. beware of pride and arrogance. b. remember that you know everyt...

question

Mathematics, 01.08.2019 18:00

If the points at (-4,3) and (2,3) are reflected over the x-axis to create two new points, what shape can be formed by the four points? select the mos...

question

Mathematics, 01.08.2019 18:00

Acereal box has dimensions of 10 1/2 inches by 7 1/2 inches by 2 1/2 inches. what is the volume of the cereal box?...

question

Biology, 01.08.2019 18:00

What do the numbers 3 and 4 refer to in 3nh4...

question

Mathematics, 01.08.2019 18:00

In the formula l = prt, what is the value of t?...

question

English, 01.08.2019 18:00

Think back to some of the stories you've read in the last year or two. of those, maybe you had one that you started to read, but you just couldn’t get...

question

English, 01.08.2019 18:00

Identify the misplaced modifier and indicate the word in the sentence that it should follow. he had carefully marked the places in red ink we were to...

question

History, 01.08.2019 18:00

What is one way southern democrats denied african americans voting rights? poll taxes constitutional amendments bribery negati...

question

Mathematics, 01.08.2019 18:00

Driving requires a blank degree of awareness of the driving environment...

question

English, 01.08.2019 18:00

How does an adaptation where the ghost and hamlet are played by the same actor differ from an adaptation where the ghost and hamlet are played by two...

question

Mathematics, 01.08.2019 18:00

Jacob is visiting argentina, and he hears a warning that the temperature may drop as low as -12.4°c. how cold is that in °f, to the nearest tenth? a....

question

Business, 01.08.2019 18:00

Samantha is an employee at a bank and uses a username and password to login to her computer. she ensures that she keeps these credentials private. whi...

More questions: Chemistry Another questions

Questions on the website: 13722359