Chemistry, 30.06.2019 01:00 christopherholmes
Dont do this for points but if you anwser all of these you will be put as brainliest and get 40 ! 1.air is matter that is in which physical state? 1.gaseous 2.convertible 3.solid 2.all matter consists of many different kinds of substances called: 1.photons 2.chemicals 4.neurons 3.matter is material that takes up space and has 1.weight 2.volume 3.mass 4.your weight on the moon would be it is on the earth. 1.greater than 2.less than 3.the same as 5.your mass on the moon would be it is on the earth. 1.greater than 2.less than 3.the same as 6.a liquid: 1.has a fixed volume but takes the shape of its container 2.has no fixed volume or shape 3.has a fixed volume and shape. 7.a gas: 1.has a fixed volume but takes the shape of its container 2.has no fixed volume or shape 3.has a fixed volume and shape. 8.a solid: 1.has a fixed volume but takes the shape of its container 2.has the volume and shape of its container 3.has a fixed volume and shape.
Answers: 2
Chemistry, 22.06.2019 12:30
If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
Answers: 3
Chemistry, 23.06.2019 01:30
Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?
Answers: 1
Chemistry, 23.06.2019 07:00
An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
Chemistry, 23.06.2019 10:30
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 3.75 mol fe and 8.70 mol nio(oh) react?
Answers: 1
Dont do this for points but if you anwser all of these you will be put as brainliest and get 40 ! 1...
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