What is the resistance of a clock if it has a current of 0.30 A and runs on a 9.0-V battery?
0.033
2.70
9.30
30

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

Using data from seismic waves, geologists have learned that earth’s interior is made up of several