A pencil is viewed through a concave lens. Which of the following best describes the image?
Object
Image
E
A. Enlarged
B. Inverted
C. Real
D. Upright

Calculate the number of moles of ethane in 100 grams

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph