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Everyday Science Questions & Answers Section 207

This is the 207 section from Everyday Science. These questions and answers will be from Acetic Acid, Protons, Electrons, Chemical and Hydroxide.

Ques No.1: What does the square root of 44 equal?

Ans: 2

Ques No.2: True or false? Acetic acid gives vinegar a sour taste and strong smell.

Ans: True

Ques No.3: True or false? A convex shape curves outwards.

Ans: True

Ques No.4: True or false? A cation is an ion with more protons than electrons, giving it a positive charge.

Ans: True

Ques No.5: 65-43=?

Ans: 22

Ques No.6: True or false? The chemical formula for sodium hydroxide is NaH.

Ans: False - NaOH

Ques No.7: The perimeter of a circle is also known as what?

Ans: The circumference

Ques No.8: True or false? The word acid comes from the Latin word acidus (meaning sour).

Ans: True

Ques No.9: What is the next prime number after 7?

Ans: 11

Ques No.10: True or false? Acids change litmus paper to red.

Ans: True

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