b) Photosynthesis
Chemistry, 26.06.2020 17:01 Yungnaudie
1. Which of these is a useful Chemical reaction?
a) Food rancidity
b) Photosynthesis
c) Rusting
d) None
2. Which of the following statements is True?
a) Respiration is chemically the opposite of photosynthesis
b) Rusting is a rapid process
c) Complete combustion requires short supply of oxygen
d) Photosynthesis requires oxygen
Help me please, no guess work.
THANKS!.
Answers: 3
Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
Chemistry, 23.06.2019 04:30
Two liquids are poured into a beaker. after a few seconds, the beaker becomes warm. which of the following best describes this reaction? a. an exothermic reaction b. a decomposition reaction c. an endothermic reaction d. a single-displacement reaction
Answers: 1
Chemistry, 23.06.2019 12:00
In ccl4 is there a certain length that the main atom carbon is a certain distance from the chlorine’s?
Answers: 1
Chemistry, 23.06.2019 13:40
Match these items with their examples. 1. liquid solution milk 2. solid solution aluminum foil 3. compound soda 4. colloid steel 5. element salt
Answers: 1
1. Which of these is a useful Chemical reaction?
a) Food rancidity
b) Photosynthesis
b) Photosynthesis
Mathematics, 23.04.2020 20:52
History, 23.04.2020 20:52
Mathematics, 23.04.2020 20:52
Mathematics, 23.04.2020 20:52
Mathematics, 23.04.2020 20:52
History, 23.04.2020 20:52
Mathematics, 23.04.2020 20:52
Biology, 23.04.2020 20:52
Physics, 23.04.2020 20:52