A customer on Plan A got a monthly phone bill of $22.50. How many texts did she send? Explain how you know this. Plan A
50 $25
100 $50
150 $75
200 $100
250 $225

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?