9. 1.9 mol hcl and 3.2 mol naoh react according to the equation
hci + naoh → nacl + h2o
calculate the grams of h2o formed.

Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density