Why does a match-stick burn, when struck against the
match-box surface
Answers were Sorted based on User's Feedback
Answer / guest
Because heat id produced due to the friction and the red
phosphorus is ignited
Is This Answer Correct ? | 20 Yes | 11 No |
Answer / sid
Because in mach-box have a chemical and mach-stick have also a
chemical and when both the chemicals struck mach-stick burn.
Is This Answer Correct ? | 6 Yes | 5 No |
Why is disodium salt of edta preferred to edta?
what is the equation for iodine and starch when they are combined?
Mention a few important criteria for satisfactory colorimetric analysis.
What are hard waters?
What is meant by ph of a solution?
How BIS Decedied the LSF value 0.66-1.02 with calculation.
What is Distillation ?
How is the accuracy of the method determined?
Explain the difference between the Metals and Metallurgy ?
A balloon constructed in Calcutta during July-August was found to show cracks at most wooden joints when received at Ferozepore in December. What is the probable cause ?
What causes smoke to curl up into the air ?
Why does a diamond cut glass?