5. Determine the Ok uncertainty (+1, 0.1, 0.001, etc) in each of the following (1 pt each, 3 pts total) d. 10.
E. 0.21
f. 1500

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

If 15 drops of ethanol from a medical dropper weight 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? the density of ethanol is 0.80g/ml