Chemistry, 11.07.2019 19:50 kokilavani
Aball with a mass of 0.5 kilograms is lifted to a height of 2.0 meters and dropped. it bounces back to a height of 1.8 meters. the energy of the ball has been reduced by joules after bouncing back. this reduction happens because potential energy transforms to energy. hint: use pe = m × g × h where g = 9.8 m/s2. nextreset
Answers: 1
Chemistry, 22.06.2019 08:30
For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
Answers: 2
Chemistry, 22.06.2019 12:30
Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)
Answers: 1
Aball with a mass of 0.5 kilograms is lifted to a height of 2.0 meters and dropped. it bounces back...
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