- A clothes dryer uses 4000 W. The dryer is used for 4 h a week. Electricity costs $0.20/kW•h. How much money does it cost to run the dryer for 4 weeks? (3
marks)

Please help m please only correct answers pleas

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?