Which solution has the greatest percent ionization? (a) 0.010 m formic acid (ka = 1.8  10–4 ) (b) 0.10 m formic acid (ka = 1.8  10–4 ) (c) 0.010 m acetic acid (ka = 1.8  10–5 ) (d) 0.10 m acetic acid (ka = 1.8  10–5 )?

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

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.