Examlex
What base is formed by the addition of potassium oxide to water?
Binomial Theorem
A formula that provides the expansion of powers of a binomial as a sum of terms involving coefficients.
Expression
A combination of symbols that together represent a numerical or algebraic expression.
\(x\)
A symbol commonly used to represent an unknown quantity in mathematics.
Q5: Polyvinyl acetate is used for<br>A)carpet.<br>B)chewing gum resin.<br>C)yarns.<br>D)floor
Q6: Propane (C₃H₈ )reacts with oxygen (O₂)to form
Q10: For which atom is it difficult to
Q22: Given their mode of action,antiseptics are generally
Q25: What is the formula for calcium hydroxide?<br>A)CaOH<br>B)Ca₂OH<br>C)Ca(OH)₂<br>D)CaOH₂
Q44: What is Teflon used for?<br>A)food wrap<br>B)nonstick cookware<br>C)bullet-proof
Q45: When oxygen,O₂,is passed through an electrical spark
Q78: When metals react with oxygen,they form<br>A)oxygen gas.<br>B)noble
Q89: Joseph Priestley discovered oxygen in 1774 by
Q102: Which of the halogens is a liquid