How many moles of BaS would be needed to make 15 L of a 10.0 M solution?

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the