All categories

3 years ago

Has an asteroid hit Earth in the past

Chemistry

2 answers:

solniwko [45]3 years ago

7 0

—-Yes, I believe so—-

Brrunno [24]3 years ago

6 0

Yes

Explanation:

On 15 February 2013, an asteroid entered Earth's atmosphere over Russia as a fireball and exploded above the city of Chelyabinsk during its passage through the Ural Mountains region.

You might be interested in

If Magnesium Sulfide reacts with oxygen in the air, what will be produced?

sweet [91]

IF magnesium sulfide reacts with oxygen in the air it will produce

magnesium oxide + sulfur (IV) oxide

explanation

magnesium sulfide burn in oxygen to produce magnesium oxide and sulfur (iv) oxide according to the equation below

2MgS +3O2 →2MgO +2SO2

that is 2 moles of MgS react with 3 moles of O2 to produce 2 moles of MgO and 2 moles of SO2

6 0

3 years ago

Determine whether or not the equation below is balanced. If it isn’t balanced, write the balanced form. Also, identify the react

Natasha_Volkova [10]

Answer:

Explanation:

There's no equation attached. What equation is it?

5 0

3 years ago

Read 2 more answers

From this list, select the element that forms π bonds most readily. from this list, select the element that forms bonds most rea

Finger [1]

Nonmetals which are located in the second row form pi bonds more easily than the elements situated in the third row and below. Actually there are no compounds or molecules known that forms covalent bonds to the noble gas Ne and Ar. Hence the other second row element which is Carbon, is the element that forms pi bonds most readily.

Answer:

C

3 0

3 years ago

How many grams are there in 3.3 x 1023 particles of N2I6?

Andre45 [30]

Answer: With the exception of hydrogen, all atoms have three main parts. The parts of an atom are protons, electrons, and neutrons. A proton is positively charged and is located in the center or nucleus of the atom. Electrons are negatively charged and are located in rings or orbits spinning around the nucleus.

Explanation:

4 0

3 years ago

HELP PLS !!!! :))Formula unit of Sr and CI Formula unit of AI and S

xenn [34]

Answer : The formula unit of Sr & Cl is $SrCl_2$ and the formula unit of Al & S is $Al_2S_3$

Explanation :

Formula unit : it is defined as the lowest number ratio of ions of an elements in an ionic compound or covalent compound.

For the formula unit of Sr & Cl, two chloride ions $(Cl^-)$ are needed to neutralize the one strontium ion $(Sr^{2+})$ .

For the formula unit of Al & S, three sulfide ions $(S^{2-})$ are needed to neutralize the two aluminium ion $(Al^{3+})$ .

The formula unit of $SrCl_2$ and $Al_2S_3$ are shown below.

4 0

3 years ago