When a chemical reaction occurs, energy is transferred to or from the surroundings. There is usually a temperature change. For example, when a bonfire burns it transfers heat energy to the ...

CBSE Science Class 10 Sample Paper 2023: Science Sample Paper for the students of CBSE class 10 is out. The subject-wise sample papers for the current academic year 2022-23 are available in pdf ...

A clear understanding of the CBSE Class 10 Science Chapter-wise Weightage and Important Topics will enable students to plan their last-minute preparation effectively. Concentrate on high-scoring ...

The VHH antibodies (1.5 mg/ml) were treated an equal volume of 1 M ethanoic acid for 48 hr, followed by pH adjustment using the same volume of 1 M NaOH, the supernatant was collected after ...