Home
Recent Q&A
Java
Cloud
JavaScript
Python
SQL
PHP
HTML
C++
Data Science
DBMS
Devops
Hadoop
Machine Learning
Azure
Blockchain
Devops
Ask a Question
Permanent hardness of water can be removed by
Home
Chemical Process Calculation
Permanent hardness of water can be removed by
0
votes
asked
Oct 4, 2021
in
Chemical Process Calculation
by
john ganales
Permanent hardness of water can be removed by
a) Boiling
b) Adding Ca(OH)2
c) Boiling it with Na2CO3
d) None of these
permanent-hardness
Please
log in
or
register
to answer this question.
1
Answer
0
votes
answered
Oct 4, 2021
by
john ganales
Permanent hardness of water can be removed by
Boiling it with Na2CO3
Related questions
0
votes
Q: Electrolysis of water is
asked
Oct 3, 2021
in
Chemical Process Calculation
by
john ganales
chemical
0
votes
Q: RDDs can also be unpersisted to remove RDD from a permanent storage like memory and/or disk.
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
rdd
storage
0
votes
Q: What should be the temperature of 1g of ice, so that when it’s added to 9g of water, lowers the temperature of water by 10°C?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: _________ command makes the updates performed by the transaction permanent in the database?
asked
Nov 6, 2021
in
Sql
by
rajeshsharma
sql-update
0
votes
Q: Noise can be removed using Data Preprocessing.
asked
Feb 9, 2022
in
Image Classification
by
GeorgeBell
image-classification-interview-question-answer
0
votes
Q: Noise can be removed using Data Preprocessing
asked
Dec 23, 2021
in
Image Classification
by
rajeshsharma
data-preprocessing
0
votes
Q: In how many ways items can be removed from array in Ruby?
asked
Nov 14, 2021
in
Ruby
by
sharadyadav1986
ruby-array-items
0
votes
Q: Can the old files in the ‘moveChunk’ directory be removed?
asked
Nov 1, 2020
in
MongoDB
by
SakshiSharma
#mongodb-movechunk
0
votes
Q: Elements attached using live can be removed using
asked
Feb 7, 2020
in
JAVA
by
SakshiSharma
#jquery-elements
Java-questions-answers
+1
vote
Q: Fragments from the forest except its configuration information are removed by
asked
Jan 10, 2022
in
MarkLogic
by
DavidAnderson
marklogic
...