subject
Biology, 13.09.2019 23:30 sherlock19

Anna heated 15 g of substance a to obtain 5 g of substance b, 4 g of substance c, and a certain amount of substance d, which statement is correct
a) the mass of substance d was 10g less than the mass of substance a
b) the mass of substance d was 1 g greater than the mass of substance b
c) the mass of substance a was equal to the total mass of substance c and substance d
d) the mass of substance a was equal the the total mass of substance b and substance d

ansver
Answers: 2

Another question on Biology

question
Biology, 22.06.2019 02:00
The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.
Answers: 1
question
Biology, 22.06.2019 03:30
Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?
Answers: 3
question
Biology, 22.06.2019 05:50
Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?
Answers: 1
question
Biology, 22.06.2019 10:10
Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.
Answers: 1
You know the right answer?
Anna heated 15 g of substance a to obtain 5 g of substance b, 4 g of substance c, and a certain amou...
Questions
question
Chemistry, 01.12.2020 02:50
question
Mathematics, 01.12.2020 02:50
Questions on the website: 13722360