Chemistry, 18.03.2022 14:00 njorda7211
(01. 05 MC)
During an experiment a thermometer was placed in a beaker containing hydrogen peroxide. The following observations were recorded when yeast granules were added to hydrogen peroxide.
Observation 1: Fizzing and bubbling took place.
Observation 2: The temperature began to rise.
Based on the observation, justify the type of change (physical or chemical) that took place
Answers: 3
Another question on Chemistry
Chemistry, 23.06.2019 05:00
1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt
Answers: 2
Chemistry, 23.06.2019 05:40
The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes
Answers: 2
Chemistry, 23.06.2019 06:40
8. how much enthalpy/heat is transferred when 0.5113gof ammonia (nh3) reacts with excess oxygen according| to the following equation: 4nh3 +502 - 4n0+ 6h20ah = -905.4j
Answers: 1
Chemistry, 23.06.2019 11:20
When using the ideal gas law constant 0.0821, what unit is used for volume? a) galloonb) ouncec) milliliterd) liter
Answers: 1
You know the right answer?
(01. 05 MC)
During an experiment a thermometer was placed in a beaker containing hydrogen peroxide...
Questions
Geography, 17.10.2019 09:30
Mathematics, 17.10.2019 09:30
Social Studies, 17.10.2019 09:30
Mathematics, 17.10.2019 09:30
Health, 17.10.2019 09:30
Mathematics, 17.10.2019 09:30
History, 17.10.2019 09:30
Physics, 17.10.2019 09:30
History, 17.10.2019 09:30
Biology, 17.10.2019 09:30
