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
Naily [24]
4 years ago
14

This is simple I am just confused

Chemistry
1 answer:
SOVA2 [1]4 years ago
8 0

Answer:

They all have the same number of protons but different numbers of neutrons.

Explanation:

Elements will always have the same number of protons no matter the isotopes. Isotopes only change the number of neutrons. Silicon will always have 14 protons. So silicon-28 has 14 protons and 14 neutrons. Silicon-29 has 14 protons and 15 neutrons. Silicon-30 has 14 protons and 16 neutrons.

You might be interested in
*Will give Brainliest* What is the average atomic mass of one molecule of methane, which has one 12C atom and four 1H atoms?
Nesterboy [21]

Answer:

The atomic mass of methane (CH4)is 12 amu for the carbon plus 4 x 1 amu for the four hydrogens, for a total of 16 amu. Therefore, the molar mass of methane is 16g.

5 0
3 years ago
Identify the acid-conjugate base pair in this balanced equation:
Nataliya [291]

Answer:

The answer is B. H2SO4/Na2SO4

Explanation:

5 0
3 years ago
There are several different models that represent compounds. One type of model is shown.
d1i1m1o1n [39]

A) structural formula

On edge

4 0
3 years ago
Read 2 more answers
How does sticky notes work ?
elena55 [62]

Answer:

Sticky Notes will open where you left them. In the list of notes, tap or double-click a note to open it. Or from the keyboard, press Ctrl+N to start a new note. To close a note, tap or double-click the close icon ( X ).

6 0
2 years ago
Read 2 more answers
In which type of condition is a conditions is a landslide most likely to occur
masha68 [24]

Answer:

<u>B. In a wet, hilly area</u>

Explanation:

We know that for a landslide to happen, there has to be a down hill slope so it can fall.

This eliminates answers C, D and E.

So we are left with A and B

Now we can look at this in a real life scenario. If you have ever walking on wet ground, you will know that is weaker than dry ground. Knowing this, we know the answer will have to be answer B.

6 0
3 years ago
Other questions:
  • What is the volume of 9.5 g fluorine gas, F2, at STP?
    8·1 answer
  • Which is the last thing to be seen before a total eclipse?
    10·1 answer
  • why can you smell a cake baking when you are in your bedroom chemistry how does kinetic theory explain how you can smell coffee
    12·1 answer
  • You are measuring the effects of salt on water's ability to freeze. To one of your water samples, you add sodium chloride (NaCl,
    12·1 answer
  • The decomposition of NI3 to form N2 and I2 releases −290.0 kJ of energy. The reaction can be represented as 2NI3(s)→N2(g)+3I2(g)
    13·1 answer
  • What type of bond would form between two atoms of selenium? A. Double ionic bond B. Single ionic bond C. Single covalent bond D.
    5·1 answer
  • The element tin has the following number of electrons per shell: 2, 8, 18, 18, 4. Notice that the number of electrons in the out
    5·1 answer
  • Convert 146 calories to kilojoules need to know ASAP
    11·1 answer
  • A 50.0 N force is applied to an object travels with a constant velocity of 20m/s, calculate
    8·1 answer
  • Question 3 (1 point)
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!