Calculate the mass percent of different elements present in sodium sulphate (Na2 SO4).

Asked by Last Modified  

1 Answer

Learn Chemistry +1 Some Basic Concepts of Chemistry

Follow 1
Answer

Please enter your answer

Shad A Khan

Home Tutor

The molecular formula of sodium sulphate is (Na2SO4). Molar mass = atomic mass of Na(23) + atomic mass of S(32.066) + atomic mass of O(16) Molar mass of (Na2SO4) = = 142.066 Mass percent of an element ∴ Mass percent of sodium: Mass percent of sulphur: Mass percent of oxygen:
read more
The molecular formula of sodium sulphate is (Na2SO4). Molar mass = atomic mass of Na(23) + atomic mass of S(32.066) + atomic mass of O(16) Molar mass of (Na2SO4) = [(2 × 23.0) + (32.066) + 4 (16.00)] = 142.066 Mass percent of an element ∴ Mass percent of sodium: Mass percent of sulphur: Mass percent of oxygen: read less
Comments
Dislike Bookmark

Related Questions

Which of the following is the correct order of size of the given species?
(a) I>I>I+
(b) I+>I–>I
(c) i>i+>i–
(d) i– >i>i+
Correct answer is d
Pinaki
0 0
5
In a metallic bond, why positive ions are called kernels, not cations?
The kernel is an atom without its valence electrons that are weakly bonded; no electron belongs to one nucleus, valence electrons can move one kernel to another. So it is known as kernel, not cation (have valency).
Shiva Institute of Science and Technology
Which of the following is used in photoelectric cells?
(a) Na (b) K (c) Li (d) Cs
Cs is used in the photoelectric cell due to the lowest ionization enthalpy among all alkali metals.
Jitesh
How do I get 90+ in class 12 physics without coaching?
Completely focus on NCERT and see previous question papers also.
Venkataramanaiah
Is coaching important for the class 12 science exam?
No need. The thing is you must have basics and be upto date in reading and learning. Just need a compressuve reading of lessons as many times as possible and practice bits questions. It is enough to get good result.
Mrinal Kanti
0 0
5

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

The Exchange Game of Electrons and Reactions

Sakshi S.

0 0
0
ethers organic chemistry NEET
Ethers are a class of organic compounds that contain an sp3 hybridized oxygen between two alkyl groups and have the formula R-O-R'. These compounds are used in dyes, perfumes, oils, waxes and other industrial...

Sujoy Das

0 0
0
Periodic table
The elements are classified as S P D F blocks based which shells there valance electrons enters. When we comparing the periodic properties Atomic size : As no shells increases size also will increases...

Shijo F.

1 0
0
The Balancing Act of Chemical Systems

Sakshi S.

1 0
0
Balancing Redox Reaction
Redox reaction is an Oxidation-Reduction Reaction. Balancing a redox reaction in an essential medium requires an additional step when we finish of which involves the addition of an equal number of hydroxyl...

Dr. nishant Khandelwal

0 0
0

Recommended Articles

5 Engaging Activities For Children To Get...

Learning for every child starts from a very young age. While the formal methods include school curriculums and private lessons, the informal methods include dancing, music, drawing, and various fun-filling activities. Playing games and practising these types of activities helps the children get out of boredom and...

Read full article >

The Rising Problems in Indian Government School

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Science, Arts Or Commerce - Which One To Go For?

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

Top Benefits of e-Learning

With the current trend of the world going digital, electronic renaissance is a new movement that is welcomed by the new generation as it helps makes the lives of millions of people easier and convenient. Along with this rapidly changing movement and gaining popularity of Internet, e-Learning is a new tool that emerging...

Read full article >

Find Class XI Tuition near you
Class XI Tuition in Delhi
Class XI Tuition in Bangalore
Class XI Tuition in Hyderabad
Class XI Tuition in Kolkata
Class XI Tuition in Mumbai
Class XI Tuition in Chennai
Class XI Tuition in Pune
Class XI Tuition in Gurgaon
Class XI Tuition in Noida
Class XI Tuition in Ghaziabad

Looking for Class 11 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you