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Hardness is defined as the concentrations of calcium and magnesium ions expressed in terms of calcium carbonate.The Hardness in water is caused by the presence of dissolved calcium (Ca 2+) and magnesium (Mg 2+) ions.
Until what year has the Indian government extended the "Samarth" scheme for capacity building in the textiles sector?
Which musical instrument is Ustad Sultan Khan, the renowned musician, known for playing?
Which institution received the Nelson Mandela Award for Health Promotion for 2024?
Which state recently launched an initiative to provide caste and income certificates to students within seven days?
Which Indian state has become the country's first to achieve a "fully digitized, GPS-tagged, and cost-effective targeted public distribution system (PDS...
Who is Ismail Haniyeh, recently assassinated in Iran?
How many moons have been recently discovered around the planet Jupiter?
In which city did Prime Minister Narendra Modi unveil the statue of Sant Guru Ravidas in February 2024?
If the panchayat is dissolved, then within which period will elections take place?
The first 'Radio Frequency Seeker' of Akash missile has been built by?