Which of these is a property of acids? a) they taste bitter. b) they feel slippery. c) they taste sour. d) they turn litmus paper blue.

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

What is the correct equation for cellular respiration?

Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?