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
grin007 [14]
3 years ago
7

Which option describes a similarity and a difference between isotopes of an element? A. same atomic number; different number of

protons B. same number of protons; different atomic number C. same atomic number; different mass number D. same mass number; different atomic number E. same number of neutrons; same number of protons
Chemistry
2 answers:
ololo11 [35]3 years ago
6 0

Answer:

c

Explanation:

siniylev [52]3 years ago
5 0

The answer is A. same atomic number; different number of protons

You might be interested in
The taste of acid is sour​
arlik [135]

Answer:

have you tasted acid?

Explanation:

also the taste of salt is sour.

7 0
3 years ago
Read 2 more answers
Which type of statement provides a possible answer to a scientific question
Morgarella [4.7K]

Answer:

A hypothesis is a possible explanation for a set of observations or an answer to a scientific question. A hypothesis must be testable and measurable.

Explanation:

4 0
3 years ago
Determine the concentration of a solution made by dissolving 44.0 g of calcium chloride (CaCl2) in 0.30 L of solution. SHOW YOUR
ycow [4]

Answer:

[CaCl₂] = 1.32 M

Explanation:

We know the volume of solution → 0.30 L

We know the mass of solute → 44 g of CaCl₂

Let's convert the mass of solute to moles.

44 g . 1 mol / 110.98 g = 0.396 moles

Molarity (mol/L) → 0.396 mol / 0.3 L  = 1.32 M

6 0
3 years ago
Please, can i get some help with these question? Can anyone please answer what exactly i should write?
pav-90 [236]
Use photomath. I would really recommend it! Hope this helps!
8 0
3 years ago
Read 2 more answers
How are carrot, an amoeba, and a bacterium alike
sineoko [7]
<span>They should all be eukaryotic.</span>
4 0
4 years ago
Read 2 more answers
Other questions:
  • According to Dalton, if 2 grams of element X combine with 4 grams of element Y to form compound XY, how many grams of element X
    5·1 answer
  • Why is strontium more reactive than calcium but less reactive than rubidium?
    15·1 answer
  • What is the change in electrons for nitrogen in the following reaction?
    11·2 answers
  • Is Nal a ionic compound
    13·1 answer
  • What is the maximum number of electrons that can go into the D orbitals
    11·1 answer
  • In the reaction 2K + 2H2O→2KOH + H2 , which compound has an element ratio of 2:1 ?
    10·2 answers
  • The alpha decay of a radioactive nuclide (X) emits a He-4 nucleus and produces an isotope of Superscript 235 subscript 92 upper
    14·1 answer
  • Explain how you know the charge of a nickel ion given a formula and a name.
    8·1 answer
  • Name two objects which are colourless liquid​
    12·2 answers
  • What are the differences between proton, neutron, and electron
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!