Add 3.76 * 104 and 5.5 * 102 and write the answer in scientific notation.

A.

9.26 * 104

B.

9.26 * 106

C.

3.82 * 106

D.

3.82 * 104

Using the equation N2+3H2-->2NH3 how many grams of hydrogen must react if the reaction needs to produce 31.75 grams of NH3? Question options: 5.6 11.2 none of these 22.4

How are solutions heated in a small 3 mL test tube

What is the dilution factor when 0.2 mL is added to 3.8 mL diluent?

What is the y component of the electron's velocity (sign included) when the electron hits the screen?

Write a balanced chemical equation for the reaction that occurs when heptane, C7H16 (l), burns in air.

31.65 mL volume of 1.07 M Fe (NO3) 3 is mixed with 44.96 mL of 0.79M Fe (NO3) 3 solution. Calculate the molar concentration of the final solution. Save rounding until the end.

At standard pressure, during which physical change does the potential energy decrease?

How are inner and outer planets different?

What process do body cells use to divide

Recall the postulates of kinetic molecular theory read the list and check all the statements that apply to behavior of an ideal gas