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
inysia [295]
3 years ago
11

2 A. Explain why these elements are all placed in Period 3 of the Periodic Table.​

Chemistry
1 answer:
JulsSmile [24]3 years ago
6 0

Answer:

which elements??? more info please

You might be interested in
which equation is set up correctly to determine the volume of a 1.5 mole sample of oxygen gas at 22 C and 100kPa
Murljashka [212]
Under STP condition, the gas has a rule of 22.4 L per mole. And according to the ideal gas law, V1/T1=V2/T2. Under STP, 1.5 mol gas has volume of 33.6 L. So the volume under 22 C is 33.6*295/273=36.3 L.
7 0
4 years ago
The henry's law constants for oxygen and nitrogen in water at 0 oc are 2.54 * 104 bar and 5.45 * 104 bar, respectively. calculat
melisa1 [442]
I do not see a question. Could you be more specific?
5 0
4 years ago
Select the correct term(s) to complete each sentence. a) The ____ is assigned a relative intensity of 100. base peak molecular i
Colt1911 [192]

Answer:

a) Base Peak

b) Base Peak

c) Molecular Ion

d) Base Peak and Radical Cation

e) The Parent Ion, Molecular Ion, the Radical Cation and the Base Peak

Explanation:

a) The Base Peak is assigned a relative intensity of 100.

b) The Base Peak is the most intense peak in the mass spectrum.

c) The Molecular Ion Peak represents the original molecule that has only lost an electron.

d) Base Peak and Radical Cation could be/represent a smaller, charged fragment of the original molecule.

e) The Parent Ion, the Molecular Ion, the Radical Cation/ the Base Peak is/represents a positively charged species.

6 0
3 years ago
56. In the periodic table, how many elements are found in each of
FrozenT [24]
A) 6
b) 6
c) 14
d) 40
7 0
3 years ago
Five-gram samples of copper and iron are at room temperature. Both samples receive equal amounts of energy due to heat flow. The
Shtirlitz [24]

Answer:

dihole

Explanation:

shove it in there and ritsut it

5 0
4 years ago
Read 2 more answers
Other questions:
  • Yesinia read that certain perfume ingredients, called esters, would agitate bees. Because perfume formulas are secret, she decid
    13·1 answer
  • Is the color of the flam a test for the nitrate polyatomic ion in each of the compounds?
    7·1 answer
  • Which of the following properties of matter can be explained on a submicroscopic level?
    12·1 answer
  • The half-cell is a chamber in the voltaic cell where one half-cell is the site of the oxidation reaction and the other half-cell
    15·1 answer
  • Of the following equilibria, only ________ will shift to the right in response to a decrease in volume. N2 (g) + 3H2 (g) 2NH3 (g
    7·1 answer
  • PLEASE HURRY! What is the name of this alkane?
    9·1 answer
  • How many grams are in 5.32 x 10^22 molecules of CO2?
    8·1 answer
  • An amount 10.24 kcal of heat is added to a 35.0 g sample of a liquid at 25.00°C. The final temperature is 87.35°C. What is the s
    7·1 answer
  • Pls help
    8·1 answer
  • Caffeine is one of many naturally occurring chemicals in tea plants that plays two important roles: protecting the plant from pr
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!