2. Which of the following is an example of pseudoscience?
a. Finding a new star
b. Predicting your horoscope
C. Dating the age of a fossil
d. Finding new uses for drug

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

Can someone me with 1 to 4 plz. fast

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