You guys I need help ASAP Hakan put three different samples of water in dishes and left them in a room at 20°C.
There was the same amount of water in each dish.

After two days there was no water in the dishes.
There was some white solid left in each dish.
a. Explain why there was no water in any of the dishes after two days.

b. There was more white solid in dish A than in dish B or dish C.
Explain why there was more white solid in dish A.

c. Hakan then poured water into dish A and stirred it.
What happened to the white solid?

Please help me!

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

The solid that is formed and usually sinks to the bottom of a solution is the

In which situation is the acceleration of a car negative? question 5 options: a)the velocity of a car was 75 km/hr over 4 hours. b)the velocity of a car reduced from 50 km/hr over one minute. c)the velocity of a car increased from 40 km. h to 75 km/h over 15 minutes. d)the velocity of a car was 45 km/hr at 2: 00pm and at 4: 00pm its velocity was 85 km/ht.