How many significant digits are in the time measurement 60.010 seconds?

What does x represent in the formula for the compound xcl4?

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .

If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted