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
charle [14.2K]
3 years ago
15

Calculate the formula/molecular mass of following

Chemistry
1 answer:
ddd [48]3 years ago
8 0

Answer:

Refer to the period table. Use the atomic mass for calculation. Multiply the atomic mass with the number of atoms. For example, Al2(SO4)3. (27 × 2) + (32 x 3) + (16 x 12) = molecular mass

You might be interested in
Convert 53.4 g to ounces
MrMuchimi
The answer is 1.884 ounce.
6 0
3 years ago
Read 2 more answers
I. Choose the letter of the correct answer. Write your answer on a separate sheet of paper.
omeli [17]

Answer:

,,,

Explanation:

..

6 0
3 years ago
What is an ionic compound? Describe and give an example.
Marat540 [252]
An ionic compound is a chemical compound of ions held together by electrostatic forces termed ionic bonding
EXAMPLE -/Sodium chloride ,NaCl with Na+and Ci- ions
3 0
3 years ago
Read 2 more answers
A sample of gas occupies a volume of 445 mL at a temperature of 274 K. At what temperature will this sample of gas occupy a volu
Ksenya-84 [330]
V1 = 445ml V2 = 499ml
T1 = 274 K T2 = ?

By Charles Law,
V1/T1 = V2/T2
445/274 = 499/T2
By solving we get,
T2 = 307.25 K
4 0
3 years ago
Find the element "oxygen." a, What does the "8" on top of the chemical symbol signify?
maria [59]

Answer:

Its official chemical symbol is O, and its atomic number is 8, which means that an oxygen atom has eight protons in its nucleus

Explanation: I hope this helps!!!!!

5 0
3 years ago
Read 2 more answers
Other questions:
  • Which atoms from an ionic bond
    11·1 answer
  • What is the phases of the moon
    15·1 answer
  • 200.0 mL of a 0.600 M solution of KCl is diluted to 600.0 mL. What is
    12·1 answer
  • Before we can analyze the alum crystal it is
    15·1 answer
  • Someone please help me with my quiz about Moles for chemistry!
    11·2 answers
  • PLEASE HELP!
    10·2 answers
  • I need help with this question
    9·2 answers
  • Using the notation just described, represent a cell based on the following reaction:
    5·1 answer
  • How many moles are present in 3.4 x 1023 atoms of Na?
    13·1 answer
  • What is the molar concentration of a 2 liter solution containing 200 grams of glucose?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!