Which of the following is not true about compounds?
compounds are combinations of elements th...
Which of the following is not true about compounds?
compounds are combinations of elements that join in specific ratios.
a specific compound always has the same mass ratio of its components.
elements can combine in any proportion to form a compound.
different mass ratios of components mean different compounds.
Answers: 2
Chemistry, 22.06.2019 07:00
The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?
Answers: 1
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 22.06.2019 20:10
Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )
Answers: 2
Chemistry, 22.06.2019 21:30
The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?
Answers: 1
Mathematics, 04.07.2019 22:30
History, 04.07.2019 22:30
Mathematics, 04.07.2019 22:30
History, 04.07.2019 22:30
Mathematics, 04.07.2019 22:30
Mathematics, 04.07.2019 22:30
Mathematics, 04.07.2019 22:30