a good scientific experiment has the following characteristics:
1. it answers a testab...
a good scientific experiment has the following characteristics:
1. it answers a testable question.
2. it answers a well-defined question.
3. it is systematic.
4. it is controlled.
for each of these four characteristics, explain in your own words what it means, and what would likely happen if an experiment did not have that characteristic.
Answers: 1
Chemistry, 22.06.2019 16:50, briansalazar17
Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest
Answers: 3
Chemistry, 22.06.2019 18:30, kate3887
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 23.06.2019 01:30, jonmorton159
At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
Physics, 05.11.2019 22:31
Chemistry, 05.11.2019 22:31