![growingideas](/avatars/15237.jpg)
growingideas
03.05.2021 •
Chemistry
Student grades on a chemistry exam were: 77, 78, 76, 82, 86, 51, 79, 81, 83, 99 Part (a) Construct a stem-and-leaf plot of the data. (Use the tens digit as the stem and the ones digit as the leaf. Enter your answers from smallest to largest, separated by spaces. Enter NONE for stems with no leaves.) 5 6 7 8 9
Solved
Show answers
More tips
- D Dating, Love, Relationships Is it a Compliment or Flattery: What s the Difference?...
- H Health and Medicine What Are the Best Vitamins? A Scientific View on Vitamin Supplements...
- F Food and Cooking From Latte to Espresso: Which Coffee Drink is the Most Popular on Earth?...
- C Computers and Internet How to Set Up Internet on iPhone? Detailed Guide with Step-by-Step Instructions...
- F Family and Home How to Teach Your Child to Speak: Tips and Recommendations...
- P Philosophy Agnosticism: Opinion or Belief?...
- S Style and Beauty How to choose the best mascara for your eyelashes...
- F Food and Cooking Discover Delicious Recipes You Can Make with Ground Meat...
- C Computers and Internet Google Search Tips and Tricks: Everything You Need to Know...
- S Science and Technology Why is there no gravity on other planets?...
Answers on questions: Chemistry
- C Chemistry You have two identical balloons, a dowel, and a piece of string. How can you use those things to show that a gas has and volume...
- C Chemistry How many moles of HNO₃ will be produced from the reaction of 45.0 g of NO₂ with excess water in the following chemical reaction? 3 NO₂(g) + H₂O (l) → 2 HNO₃(g) + NO(g)...
- C Chemistry BRAINLIEST The following data was collected when a reaction was performed experimentally in the laboratory. Reaction Data Reactants Products Fe2O3 Al Al2O3 Fe Starting Amount...
- C Chemistry Why are the elements carbon, oxygen, neon, and magnesium, whose masses are multiples of four, as well as the element iron, so common on earth?...
- C Chemistry What is the minimum % relative error for a 0.5m naoh solution? assume the absolute error is +/- 0.1....
- C Chemistry The electronegativities of titanium and oxygen are 1.5 and 3.5. calculate the fraction of bonding that is covalent for titania (tio2 )....
- C Chemistry We are given that when θ = 38.7°, the angle of refraction in the liquid is θ = 26.3°. thus, from snell s law, the index of refraction of the liquid is...
- C Chemistry It takes 261 kj/mol to eject electrons from a certain metal surface. what is the longest wavelength of light (nm) that can be used to eject electrons from the surface of this...
- C Chemistry In a photoelectric effect experiment, electrons are ejected from a titanium surface (work function, 3 ev) following irradiation with uv light. the energy of the incident uv...
- C Chemistry Salts are always select one: a. single covalent compounds b. hydrogen bonded c. ionic compounds d. double covalent compounds...
Ответ:
The change in Gibbs free energy (ΔG), at constant temperature and pressure, is: ΔG=ΔH−TΔS.
ΔH is the change in enthalpy.
ΔS is change in entropy.
T is temperature of the system.
When ΔG is negative, a reaction (occurs without the addition of external energy) will be spontaneous (exergonic).