subject

Chemistry, 08.12.2020 22:10 kaleahearly123

In a sample of the element potassium, each atom has a. 19 protons
b. 20 neutrons
C. 39 protons and neutrorts
d. 39 neutrons

ansver

Answers: 3

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 10:10

Stage in which a typical star has completely stopped fusion

Answers: 1

question

Chemistry, 22.06.2019 11:00

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

Answers: 1

question

Chemistry, 22.06.2019 12:30

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

Answers: 1

question

Chemistry, 22.06.2019 12:50

The number at the end of an isotope’s name is the number.

Answers: 1

You know the right answer?

In a sample of the element potassium, each atom has a. 19 protons
b. 20 neutrons
C. 39...

Questions

question

History, 02.12.2019 04:31

Which of the following statements most accurately portrays the social views of democrats and republicans? select one: a. while democrats favor tradi...

question

Mathematics, 02.12.2019 04:31

Simplify.-6/7.415-2.35-24. 3524 35

question

English, 02.12.2019 04:31

Click here to read the following excerpt from the final 2012 us presidential debate between president barack obama and his opposing candidate mitt rom...

question

Chemistry, 02.12.2019 04:31

2. an object experiences an acceleration, g, when it is on the surface of a planet of radius r. what will be the acceleration on the object afte...

question

Mathematics, 02.12.2019 04:31

Evaluate 0.3y + y/x when y = 10 and z =5...

question

Mathematics, 02.12.2019 04:31

Two triangles are shown to be congruent by identifying a combination of translations, rotations, or reflections that move one figure onto the ot...

question

Mathematics, 02.12.2019 04:31

The volume of a cube is 15.625cm3. find the length of its edge...

question

Social Studies, 02.12.2019 04:31

18. working in return for having expenses paid...

question

Mathematics, 02.12.2019 04:31

Jenna and heidi together have $60. jenna has $9 more than twice heidi’s amount. how much money does each have?...

question

English, 02.12.2019 04:31

This is a long shot but has anybody read frankenstein by mary shelley and would be interesting in being payed to do my book report?...

question

English, 02.12.2019 04:31

In what sense can this story be said to be about the difference between reality and appearance? berry by langston hughes how does the aut...

question

Mathematics, 02.12.2019 04:31

Astudent memorized the statement the product of any rational number and an irrational number is irrational label this statement as true or false and e...

question

Mathematics, 02.12.2019 04:31

There are 2 green marbles, 4 blue marbles, 1 red marble, and 8 yellow marbles in a bag. once a marble is drawn, it is not replaced. find the probabili...

question

History, 02.12.2019 04:31

How did the relationship between the united states and france influence these alien and sedition acts?...

question

Mathematics, 02.12.2019 04:31

What is the average rate of change of the amount of the element over the 10 minute experiment?

question

English, 02.12.2019 04:31

9. what is a clause? • a. a group of words that does not contain a subject and a verb and functions as one part of speech. b. a gro...

question

Mathematics, 02.12.2019 04:31

An automobile purchased for $18,000 is worth $2800 after 8 years. assuming that the car's value depreciated steadily from year to year, what was it wo...

question

Mathematics, 02.12.2019 04:31

Mia, carolina, and katrina volunteer to collect recyclables. they collect 30.15 kilograms all together. how much did each person collect evenly...

question

Mathematics, 02.12.2019 04:31

The area of the base of a prism is 24 mm2. the perimeter of the base is 22 mm. the height of the prism is 5 mm. what is the surface area o...

question

History, 02.12.2019 04:31

What does this cartoon suggest about congress and campaign finance reform? can someone answer 18 and 19

More questions: Chemistry Another questions

Questions on the website: 13722359