Chemistry, 21.01.2021 22:20 auviannadority13
Why does a mixture of hydrogen and oxygen in a balloon not spontaneously explode at room temperature
Answers: 1
Chemistry, 22.06.2019 18:40
What is one real world example of a colligative property?
Answers: 2
Chemistry, 23.06.2019 07:10
Which one of the following is an oxidation-reduction reaction? naoh + hno3 --> h2o + kno3 naoh + hno3 --> h2o + kno3 so3 + h2o --> h2so4 cacl2 + na2co3 --> caco3 + 2 nacl ch4 + 2 o2 --> co2 + 2 h2o al2(so4)3 + 6 koh --> 2 al(oh)3 + 3 k2so4
Answers: 3
Chemistry, 23.06.2019 10:00
Compare and contrast an assemblage and a pollen fingerprint by defying both and giving examples of each from the chapter.
Answers: 3
Chemistry, 23.06.2019 10:30
Can anyone explain 1. review your spectrometry data and use the known elements to identify the star's composition. which unknown elements make up this star? justify your element selections. 2. in parts i and ii of the lab, what happened to the electrons of each element to produce the different colors of light? explain your answers using important terms from the lesson and information provided in the laboratory. 3. stars composed of heavier (more massive) elements are often slightly older than stars made predominantly from hydrogen and helium. based on your data, is the newly discovered star a younger star? explain your answer.
Answers: 2
Why does a mixture of hydrogen and oxygen in a balloon not spontaneously explode at room temperature...
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