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Will cycles 15 miles per hour he cycles 12 miles from home to school. .if he increases his cycling speed by 5 miles per hour how much faster would he reach school

A quantity of an unknown gas is placed in a volume-adjustable cylinder. The temperature is 36.0ºC and the volume is set at 8.1 L. Then the temperature is raised to 250.0ºC and the volume is adjusted...

The numerator of a fraction is 1 less than the denominator. If the numerator and the denominator are both increased by 4, the new fraction will be 1/8 more than the original fraction. What is the...

1. Two persons, A and B, are to play a serious of independent games, with A’s winning probability in each game = p and B’s winning probability = q = 1 – p. The game ends when the total number of winnings...

1.) How much of a 1.80M sodium sulfate solution in milliliters is required to completely precipitate all of the barium in 190.0mL of a 0.300M barium nitrate solution?   2.) 2HCl(aq)+Na2CO3(aq)→2NaCl(aq)+H2O(l)+CO2(g) A...

how did planetesimal form planets? a.) they broke apart to smaller chunks b.) they collied and stuck together c.) they colled and pulled ice together d.) they began to rotate   what...