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Class 7 Science MCQs – Practice Test 15 (Chapter 22)
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Study Solutions Quiz Questions and Answers PDF for science assignment digital support. Download the Solutions Quiz PDF e-Book, Ch. 22-15 to learn Class 7 Science Course. Solve Acids and Alkalis MCQs PDF, Solutions Quiz Questions and Answers for science virtual learning pathways. Download the Solutions App: Free Class 7 Science Quiz App to learn acids and alkalis, solutes solvents and solution test prep for science assignment digital support.
Free Solutions Quiz App Download (Android & iOS): For removing paints and dyes 'caustic potash' is used. Its scientific name is; MCQ with answers: sodium hydroxide, potassium hydroxide, magnesium carbonate, and magnesium hydroxide. Learn Acids and Alkalis MCQ Questions, download Google Book (Free Chapter) to enhance educational success online.
MCQ 71: A ph scale ranges from zero to:
MCQ 72: For removing paints and dyes 'caustic potash' is used. Its scientific name is:
MCQ 73: The 'pH' of rain water is slightly:
MCQ 74: A scale which is used to measure hoe acidic or alkaline is called:
MCQ 75: If the color, density, appearance and other physical and chemical properties are the same, solution is called:
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