HELP I HAVE NO CLUE WHAT TO DO U CAN GET BRAINLEYIEST 80 MILLION POINTS NOT CLICKBAIT Add 2 teaspoons of baking soda and 2 teaspoons of citric acid to the foam cup. Add the half cup of water to the cup and stir. Is a chemical reaction taking place? How do you know?

Measure and record the temperature of the chemical reaction.

Did the chemical reaction absorb or release energy? How do you know?

Could this chemical reaction be used for a cold pack? Justify your answer.

How might this scientific phenomena be explained? a paper clip floats on water.

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8

what is your question? collegechemistry 5+3 pts in november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.