Chemistry, 24.03.2020 23:07 michael4443
Match the following. Match the items in the left column to the items in the right column.
1. biomass
able to be recycled or replenished in a short period of time
2. hydropower
engine with large blades
3. renewable
use of water to generate electricity
4. turbine
organic material made from plants and animals
Answers: 1
Chemistry, 21.06.2019 16:30
10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?
Answers: 1
Chemistry, 22.06.2019 00:30
Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants
Answers: 1
Chemistry, 22.06.2019 02:50
Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.
Answers: 3
Match the following. Match the items in the left column to the items in the right column.
English, 12.01.2021 20:20
History, 12.01.2021 20:20
Mathematics, 12.01.2021 20:20
Chemistry, 12.01.2021 20:20
Health, 12.01.2021 20:20
Mathematics, 12.01.2021 20:20
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