Answers The diagram above illustrates an electromagnetic wave travelling with speed 3.0 x 108ms-1. Calculate the… The diagram above illustrates an electromagnetic wave travelling with speed 3.0 x 108ms-1. Calculate the wave length of the wave A. 0.05m B. 0.15m C. 0.16m D. 0.40m Correct Answer: Option C Explanation
Answers P1V1 = P2V2 supports ? P1V1 = P2V2 supports ? A. Charles’s law B. Boyles’s law C. Graham’s law D. Avogadro’s law Correct… Read More
Answers Which of the following towns are not intervisible? Which of the following towns are not intervisible? A. Epe and Karaga B. Oziza and Pheku C. Kera… Read More
Answers Which of the following are True for (alpha)-decay. i. mass number, decrease by four. ii…. Which of the following are True for (alpha)-decay. i. mass number, decrease by four. ii. Atomic number decreases… Read More
Answers a)(i) State three differences between covalent compounds and electrovalent compounds. (ii) Two elements represented as… a)(i) State three differences between covalent compounds and electrovalent compounds. (ii) Two elements represented as K and L… Read More
Answers The element with electron configuration 1s(^2) 2s(^2) 2p(^6) 3s(^2) 3p(^1) belongs to The element with electron configuration 1s(^2) 2s(^2) 2p(^6) 3s(^2) 3p(^1) belongs to A. s-block period 3, group 1… Read More