3 years ago

What is not a mass of 1 mole of a substance?

1 answer:

5 0

Explanation:

been defined in such a way. It is defined as the numbers of particles in 12 g of 12C. If it were 24 g instead of 12 g, then the weight of 1 mole of substance would equal 2 times the atomic/molecular mass in grams.

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The picture shows a scientist operating an instrument that measures earthquakes. Identify the TWO terms from the list below that

Liula [17]

Answer:

The answers are A) Seismograph, and B) Primary (P) Waves

Explanation:

A is one because a seismograph measures seismic waves to gauge the intensity of an earthquake, such as B, P Waves, which are the earliest waves, the ones that tell you an earthquake is coming.

Good Luck!

5 0

3 years ago

Which ions are isoelectronic with Krypton?

Tresset [83]

Answer:

Bromine

Explanation:

Bromine with an atomic number of 35 acquires one electron to attain 36 electrons. This makes it isoelectronic with krypton.

5 0

3 years ago

Plz help asap