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
Grace [21]
3 years ago
7

In which direction are groups on the periodic table? →, ↓, ​↘​ In which direction are periods on the periodic table?

Chemistry
2 answers:
Vlada [557]3 years ago
8 0
A is the correct answer for periods, B is correct for groups
Sophie [7]3 years ago
5 0

Answer:

For periods a. for groups b.

Explanation:

You might be interested in
The following is an example of what type of chemical reaction?
Svetlanka [38]
This is a D. combustion reaction

That is because you add O2 which is necessary for a combustion, while the results are CO2 and water. What you are missing is a ---> after the 2O2 (g)
4 0
3 years ago
Define Mole Concept give 3 Significance of Mole concept​
Alex Ar [27]

Answer:

The mole is important because it allows chemist to work with a subatomic world with macro world units and amount. Atoms molecules and formula units are very small and very difficult to work with usually. However the mole allows a chemist to work with amount large enough to use.

6 0
3 years ago
URGENT!!! A solution in which there is very little solute dissolved in a solvent.
ella [17]

Answer:

Is called a diluted solution

Explanation:

Having little solute makes the dissolving process in a large amount of solvent very easy to mix therefore it dilutes in the solvent

4 0
3 years ago
which of the following is an electronic device that measures ph? a. a ph meter b. a molarity meter c. a hydroxide meter d. a hyd
NARA [144]
<span>Which of the following is an electronic device that measures pH?

</span><span>a. a pH meter</span>
4 0
3 years ago
Dichlorine heptoxide (C1 2 0 7) is a
Setler [38]

Answer:

Identify the "given" information and what the problem is asking you to "find."

Given : Cl2O7

Find: % Composition (% Cl and %O)

List other known quantities.

Mass of Cl in 1 mol Cl2O7 , 2 Cl : 2 x 35.45 g = 70.90 g

Mass of O in 1 mol Cl2O7 , 7 O: 7 x 16.00 g = 112.00 g

Molar mass of Cl2O7 = 182.90 g/mol

8 0
2 years ago
Other questions:
  • What is the ionic equation of Aqueous calcium bromide was mixed with aqueous gold(I) perchlorate, and a crystallized gold(I) bro
    11·1 answer
  • A _________________ is developed through the scientific method, and it can be modified or improved upon. It may be represented b
    10·2 answers
  • Myoglobin is particularly abundant in<br> a) Nerves<br> b) Muscles<br> c) Blood cells<br> d) Skin
    8·2 answers
  • Which sample contains the greatest number of moles of cl? which sample contains the greatest number of moles of ? 3.8 mol hcl 4.
    8·1 answer
  • Which of the following is true about compounds
    11·1 answer
  • Write a net ionic equation for the overall reaction that occurs when aqueous solutions of phosphoric acid (h3po4) and potassium
    5·1 answer
  • Define the concentration measurements of parts per million
    5·1 answer
  • An elements ___ can be predicted from its location on the periodic table
    10·1 answer
  • Write the name of the alkane next to the drawing of the molecule.
    9·1 answer
  • How many dekagrams are in a kilogram​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!