How many grams of sodium chloride are needed to prepare 620.00 mL of 15.0 % sodium chloride solution?

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

The ph of carrots are 5.0 how it is classified a. acidic b. basic c. indicator d. neutral

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.