abieber4328
31.01.2020 •
Physics
Which of the following statements is true?
a. in an endothermic reaction, the energy of the products is the same as the energy of the reactants.
b. in an endothermic reaction, the energy of the products is less than the energy of the reactants.
c. in an exothermic reaction, the energy of the products is the same as the energy of the reactants.
d. in an exothermic reaction, the energy of the products is less than the energy of the reactants.
Solved
Show answers
More tips
- F Family and Home How to Remove Fading from Clothes: Tips and Tricks...
- F Family and Home How to Remove Tar Stains: Tips and Recommendations from Experts...
- L Leisure and Entertainment How to Learn to Draw Graffiti: Tips for Beginners...
- G Goods and services How to sew a ribbon: Tips for beginners...
- L Leisure and Entertainment How to Land on the Moon: Your Comprehensive Guide...
- H Health and Medicine Novomin: What is it and how to use it?...
- A Art and Culture Attention, the Final Episode of Margo is Almost Here!...
- A Art and Culture How to Learn Screaming: Step-by-Step Guide for Beginners...
- D Dating, Love, Relationships 10 Useful Tips on How to Survive a Breakup?...
- S Style and Beauty How to Break in New Shoes: 7 Simple Methods...
Answers on questions: Physics
- P Physics A heavy mirror that has a width of 2 m is to be hung on a wall as shown in Figure 5.48 . The mirror weighs 700 N and the wire used to hang it will break if the tension exceeds 700...
- P Physics Which best describes electrical energy? a. energy released by a chemical reaction b. energy produced by flow of electric charge c. energy released by nuclear reaction...
- P Physics Hey! I need help with this and the test is due in an hour so please hurry! :)...
- P Physics Write 12 as a product of its prime factors ...
- P Physics What is the power generated by a 3.7 V cell phone battery that provides 2.0 A of current?...
- P Physics Ahorse moves a sleigh 1.00 kilometers by applying a horizontal 2000 newton force on its harness for 45 minutes. what is the power of the horse?...
- P Physics What is the momentum of a 5.0 g bumble bee travelling at 3.0 ms?...
- P Physics Ana poured equal amounts of water into four bowls. then she put the bowls in the sun for different amounts of time. she recorded the temperature of the water in each bowl after its...
- P Physics Which statement is true for the hang time of a projectile? it can be calculated solely by knowing the horizontal component of the velocity. it can be calculated solely by knowing the...
- L Law Whose responsibility is it to determine if a law is constitutional or not?...
Ответ:
Ответ:
The chromosphere is a thin layer of the atmosphere of the sun (or any other star) above the photosphere and below the corona. It consists mainly of hydrogen and helium.
This layer is very faint and reddish when it becomes visible, for a few seconds, at the beginning and end of a Solar eclipse and its appearance is not homogeneous.