Help help help help math math
...
Answers: 3
Mathematics, 21.06.2019 18:00
Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia
Answers: 1
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Mathematics, 21.06.2019 19:30
The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions
Answers: 2
Mathematics, 04.02.2020 07:45
Mathematics, 04.02.2020 07:45
Mathematics, 04.02.2020 07:45
Mathematics, 04.02.2020 07:45
Mathematics, 04.02.2020 07:45