ANSWER ASAP
1. NH₄NO₂(s) → N₂(g) + H₂O(l)
1a. Write the number (if any) that should go i...
ANSWER ASAP
1. NH₄NO₂(s) → N₂(g) + H₂O(l)
1a. Write the number (if any) that should go in front of NH₄NO₂(s), N₂(g), and H₂O(l) in order with commas in between. If there shouldn't be a number, write "no number".
1b. What type of reaction is represented in this equation?
2. Cl₂(g) + KBr(aq) → KCl (aq) + Br₂(l)
2a. Write the number (if any) that should go in front of each compound in order with commas in between. If there shouldn't be a number, write "no number".
2b. What type of reaction is represented in this equation?
3. FeS(s) + HCl(aq) → H₂S(g) + FeCl₂ (aq)
3a. Write the number (if any) that should go in front of each compound in order with commas in between. If there shouldn't be a number, write "no number".
3b. What type of reaction is represented in this equation?
Answers: 2
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Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3
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(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.
Answers: 3
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Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?
Answers: 1
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Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.
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