randlemccray4305
02.06.2021 •
Chemistry
Taylor saves all his loose change. He has a very large of collection of coins that he wants to exchange for
paper money. He takes his loose change to the supermarket where a machine will count his coins and give
him paper money in exchange. What physical properties of the coins can the machine use to separate them?
Solved
Show answers
More tips
- D Dating, Love, Relationships Does a Person s Character Depend on the Color of Their Eyes?...
- O Other Childhood Fears: What Many of Us Experienced...
- H Health and Medicine Simple and Effective: How to Get Rid of Cracked Heels...
- L Leisure and Entertainment What to Bring on a Hike? Essential Items to Pack for a Safe and Enjoyable Adventure...
- L Leisure and Entertainment Couchsurfing: A New Way to Travel...
- S Style and Beauty Autotanning: Harmful or Safe?...
- F Food and Cooking 10 Ideas for a Wedding Anniversary Gift...
- H Health and Medicine How to Reduce Sweating in the Heat and Beyond: Say Goodbye to Excessive Sweat...
- F Food and Cooking Do Aphrodisiacs Really Work? Separating Fact from Fiction...
- H Health and Medicine What to Eat to Lose Weight?...
Answers on questions: Chemistry
- C Chemistry Which equation illustrates conservation of mass? O 1 H2 + 1 O2 + 2 H2O O 1 H2 + 1 2 + 1 H2O O 1 H2 + 1 Cl2 +1HCI O 1 H2 + 1 Cl2 + 2HCI...
- C Chemistry Thomas thinks that acceleration means “speeding up.” Explain why this is incorrect....
- C Chemistry A 600 kg great white shark is lurking below an observation cage. His movement is being studied from a series of motion sensors below the boat. The shark leisurely cha7rges...
- C Chemistry CH4(g) + 2O2(g) = CO2(g) + 2H2O(g) How many moles of CH4 are required to react completely with 0.08 mole of O2?...
- C Chemistry SOMEONE HELP WITH THE LAST QUESTION QUESTION 2) HURRY IM IN ZOOM 3...
- C Chemistry Many plants obtain glucose through the process of ___...
- C Chemistry What has 16 protons and -2 charge? PLEASE NEED IT FOR FINALS FOR CHEMISTRY!!...
- C Chemistry Which best explains why estuaries are an important habit for many Marine organisms in comparison to the open ocean? A) there is less food in the estuariesB) there are...
- C Chemistry What metric units are volume, mass and length measured in?...
- C Chemistry Study the diagram, which represents the general equation for photosynthesis, What do the letters Y and Z represent? Y - glucose Z-oxygen Y - glucose Z-carbon dioxide Y...
Ответ:
For #1, the answer is B. The total mass remains the same during a chemical reaction.
For #2, given Fe2O3 + 3CO -> Fe + 3CO2
Fe is unbalanced, and O is also unbalanced
Therefore, Option C: Fe and O are both unbalanced, is true.