Chemistry, 24.06.2021 22:00 brittsterrr
The volume of a ball was measured at 500.0 cm?, and its mass was measured to be 404.2 g.
What would be the most accurate calculation of density for the ball? Round to the nearest ten thousandths.
g/cm3
Answers: 2
Chemistry, 22.06.2019 12:40
When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign
Answers: 2
Chemistry, 22.06.2019 16:30
How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
Answers: 3
Chemistry, 23.06.2019 01:00
Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
Answers: 1
Chemistry, 23.06.2019 02:00
An alpha particle is: a hydrogen atom a nucleus of helium two neutrons an electron
Answers: 1
The volume of a ball was measured at 500.0 cm?, and its mass was measured to be 404.2 g.
What would...
Mathematics, 30.10.2020 16:50
English, 30.10.2020 16:50
English, 30.10.2020 16:50
Mathematics, 30.10.2020 16:50
Mathematics, 30.10.2020 16:50