Physics, 22.11.2019 01:31 skyvargasov9cad
Of the eighteen elements in the fourth period, which a. has the largest atomic radius? b. has the smallest first ionization energy? c. has the largest electron affinity? d. has the lowest electronegativity? e. has the highest electronegativity? f. are electrical semiconductors? g. is one of the least reactive elements?
Answers: 3
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Aman tries to push a box of mass 4 kg with a force of 5 n but the box remains stationary if the coefficient of static friction is 0.45, what is the value of the maximum force of friction?
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Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is itβs acceleration?
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Consider a u-tube whose arms are open to the atmosphere. now equal volumes of water and light oil (Ο = 49.3 lbm/ft3) are poured from different arms. a person blows from the oil side of the u-tube until the contact surface of the two fluids moves to the bottom of the u-tube, and therefore, the liquid levels in the two arms are the same. if the fluid height in each arm is 30 in, determine the gage pressure exerted by the person on the oil by blowing.
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Of the eighteen elements in the fourth period, which a. has the largest atomic radius? b. has the s...
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