Chemistry, 26.11.2019 17:31 BigGirlsTheBest
The density of 300 ml of water was determined, and then 15 grams of sodium nitrate was dissolved in the water. the student determined the density of the aqueous solution and recorded the collected data in a table. the sodium nitrate in this investigation is
a. the solute
b. undergoing chemical change
c. the solvent
d. changing from a solid to a gas
Answers: 1
Chemistry, 22.06.2019 01:30, EMQPWE
In a spacecraft, the following reaction occurs: co2(g) + 2lioh(s) -> lico3(s) + h2o(i) (i attached picture of equation) how many liters of carbon dioxide will 4 moles of lithium hydroxide (lioh) absorb? (one mole of any gads occupies 22.4 l under certain conditions of temperature and pressure. assume those conditions for this equation.) 45l 6.0l 3.0l 34l
Answers: 1
Chemistry, 22.06.2019 19:00, elizabethajih99
Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?
Answers: 1
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