Chemistry, 26.01.2021 04:50 Jakeandjenn21
66 A student wants to design a controlled experiment to solve the following problem: When placed in a freezer, will hot water or cold water reach 0°C faster?
The student plans to place two containers with equal masses of water (one hot and one cold) in the same freezer in the classroom.
a List three conditions the student should keep constant for the hot-water and cold-water setups when planning this experiment. [3]
b For each condition you name, give a scientific reason why the condition needs to be the same for both the hot-water and cold-water setups
Answers: 1
Chemistry, 22.06.2019 07:30
What three things determine the shape and size of a puddle when water is poured out onto a surface
Answers: 2
Chemistry, 22.06.2019 14:20
7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic
Answers: 1
Chemistry, 22.06.2019 15:30
The identities of substances are the same before and after which type of change
Answers: 1
66 A student wants to design a controlled experiment to solve the following problem: When placed in...
History, 04.07.2019 10:30
Mathematics, 04.07.2019 10:30
Mathematics, 04.07.2019 10:30
Health, 04.07.2019 10:30
Computers and Technology, 04.07.2019 10:30
English, 04.07.2019 10:30
Social Studies, 04.07.2019 10:30
English, 04.07.2019 10:30