In an endothermic reaction, heat is absorbed from the surroundings. how does this affect entropy? a. the particles in the surroundings move slower and have decreased entropy. b. the particles in the surroundings move faster and have decreased entropy. c. the entropy is not affected by this. d. the particles in the surroundings move faster and have increased entropy.

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

Which metal exist in liquid state and can be cut with knife ?