subject

Chemistry, 27.06.2021 14:20 kbracey

An atom has an atomic number of 19 and mass number of 39 how many electrons and protons does it have?

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 06:00

How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025

Answers: 3

question

Chemistry, 22.06.2019 13:40

Can someone me with 6 to 10 plz this is for masteries test.

Answers: 1

question

Chemistry, 22.06.2019 19:30

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)

Answers: 1

question

Chemistry, 22.06.2019 22:00

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

Answers: 3

You know the right answer?

An atom has an atomic number of 19 and mass number of 39 how many electrons and protons does it have...

Questions

question

English, 20.05.2021 19:20

Join z. oo. m call if you is single cuz my friend what's a man Meeting ID: 935 245 6687 pw: 8imynL

question

Biology, 20.05.2021 19:20

Which of the following is composed of a 1:2:1 ratio of carbon to hydrogen to oxygen? * Carbohydrate Protein Nucleic Acid Ster...

question

Mathematics, 20.05.2021 19:20

HELP ME FAST PLZ GEOMETRY!!! ...

question

Mathematics, 20.05.2021 19:20

The following list shows how many brothers and sisters some students have: 3, 5, 4, 5, 5, 3, 5, 4, 6, 3, 6, 4, 2 State the mode....

question

Mathematics, 20.05.2021 19:20

Over the last 2.5 years, the water level in a lake has changed by -0.6 feet per year. Scientists predict that the water level will continue to go down...

question

Mathematics, 20.05.2021 19:20

1. A customer bought 0.85 pounds of cheese at $5.90 per pound. How much change should the customer get back from a a $10 dollar bill? 2 M...

question

Chemistry, 20.05.2021 19:20

In the reaction PCl5(s)= PCl3(s)+Cl2(g0, 92.45g of PCl5(s) is used, what mass of PCl3(s) is produced?...

question

Mathematics, 20.05.2021 19:20

Solve for x. 2x + 4x + 3 = 7 – x + 10 a: x = −4 b: x = −2 c: x = 2 d: x = 4...

question

Mathematics, 20.05.2021 19:20

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a. sin (a -b) = sin a cos b – cos a sin b b....

question

Mathematics, 20.05.2021 19:20

Poemas bedroom is 18 feet long and 14 feet wide . She drew the plan below to divide the room into sections .which shows how to find the area of the st...

question

History, 20.05.2021 19:20

Who founded jazz music?...

question

English, 20.05.2021 19:20

Read the paragraph. My little sister is so cute. When I say something that she doesn’t want to hear, or when I have no time to play with her, she giv...

question

Mathematics, 20.05.2021 19:20

02 Fill in the Blank Dropdown 16. (9C) The amount of medication in a patient's bloodstream decreases exponentially from the time the medication...

question

Physics, 20.05.2021 19:20

Compare the effects on the ear of a single very loud sound of 150 dB with prolonged exposure to sound of 90 dB...

question

Mathematics, 20.05.2021 19:20

Classify the triangle by its angles and sides ...

question

Mathematics, 20.05.2021 19:20

What is the value of s? o 110°...

question

Mathematics, 20.05.2021 19:20

Help me please! Somebody! ...

question

Mathematics, 20.05.2021 19:20

Part 1: Describe each angle in each situation as an angle of elevation or an angle of depression. Part 2: Find the value of x. PLEASE IVE POSTE...

question

Mathematics, 20.05.2021 19:20

The black graph is the graph of y = f(x). Choose the equation for the red graph. a. y = f(x - 1) b. y=f(x/-1) C. y - 1 = f(x)...

question

Mathematics, 20.05.2021 19:20

Pls help will give brainliest ...

More questions: Chemistry Another questions

Questions on the website: 13722360