What might law enforcement do to reduce attempts at deception when gaining a handwriting sample?
have the person write as little as possible.
have the person write the passage only once.
have the material contain some of the same words and phrases as the questioned document.
all of the above

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided

Total the mass on the syringe. record it in the correct row of the data table. kg done click and drag weights to change the pressure. click the syringe to zoom in and see the volume. intro

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?