1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Contact [7]
3 years ago
14

From the illustration of the potassium atom fill in the periodic table selection

Chemistry
1 answer:
Phoenix [80]3 years ago
6 0

Answer:

2 electrons

8 electrons

8 electrons

1 electron (just count in the rings for these ones)

19 protons (it says "P=19" in the middle. The P stands for Protons)

K (it's from Latin medieval Latin "kalium")

39 (add proton and neutron amounts to get the approximate atomic mass--electrons are negligible)

Explanation:

You might be interested in
How many formula units are in 4.52 moles of H3SO3?<br> Type your answer
lakkis [162]

Answer:

The answer is 98.07848. We assume you are converting between grams H2SO4 and mole. You can view more details on each measurement unit: This compound is also known as Sulfuric Acid. The SI base unit for amount of substance is the mole. 1 grams H2SO4 is equal to 0.010195916576195 mole.

<u>Quick conversion chart of moles H2SO3 to grams</u>

1 moles H2SO3 to grams = 82.07908 grams

2 moles H2SO3 to grams = 164.15816 grams

3 moles H2SO3 to grams = 246.23724 grams

4 moles H2SO3 to grams = 328.31632 grams

5 moles H2SO3 to grams = 410.3954 grams

6 moles H2SO3 to grams = 492.47448 grams

7 moles H2SO3 to grams = 574.55356 grams

8 moles H2SO3 to grams = 656.63264 grams

9 moles H2SO3 to grams = 738.71172 grams

10 moles H2SO3 to grams = 820.7908 grams

7 0
3 years ago
How many liters of water are needed to dissolve 75.0 grams of NaOH to prepare a 1.00-M solution?​
Pepsi [2]

Answer:

About 500

Explanation:

Bc i used my calc

4 0
3 years ago
What are all of the ways can use the atomic number to find information about an atom?
galben [10]

Answer:

The symbol for an atom can be written to show its mass number at the top, and its atomic number at the bottom. To calculate the numbers of subatomic particles in an atom, use its atomic number and mass number: number of protons = atomic number. number of electrons = atomic number.

7 0
3 years ago
Hey what's the value of pi till<br>5 digits after decimal​
puteri [66]

Answer:

Pi to 5 decimals is 3.14159-

Brainlist pls!

P.S. It's a repeating number, but you can just put a (-), so that you don't have to type the whole thing out.

4 0
3 years ago
Read 2 more answers
Drug testing if a person do not use drugs how cam he test positive on hair drug test
Hitman42 [59]

For example, certain medications may influence the results of the test.

Drug test can show the presence of illicit or prescription drugs on hair samples, although the person has not used these drugs.

Some of false positive drug use is because of this medications: antihistamines, decongestants, antibiotics, antidepressants, analgesics and antipsychotics.

7 0
4 years ago
Other questions:
  • How do I find the number of neutrons in an atom?
    7·2 answers
  • How to find the mass number of an atom with 45 neutrons and 35 electrons?
    11·1 answer
  • What is the key element fountain all carbohydrates lipids proteins and nucleus acid
    8·1 answer
  • What is Kb for C5H5N(aq) + H2O() = C5H5NH+(aq) + OH(aq)?
    12·1 answer
  • Describe how the names of the nonmetal elements in Model 2 are changed when they are in their anion forms
    14·1 answer
  • How many protons, neutrons, and electrons are present in an atom of aluminum-27?
    13·1 answer
  • As long as there is some residual liquid present after equilibrium is reached, the vapor pressure of a liquid at any given tempe
    12·1 answer
  • Which of the following best describes solids?
    14·2 answers
  • Help for brainlist
    14·1 answer
  • Please look at the picture attached. If you understand it, it would be nice because I have a Science quiz tomorrow!
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!