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sergij07 [2.7K]
3 years ago
14

Engineers are starting on a new project to develop technology. Which of these

Chemistry
1 answer:
KATRIN_1 [288]3 years ago
3 0

Answer:

D.

Explanation:

Deciding whether the best product has been designed,should be the last step.

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konstantin123 [22]

Answer:

A, a reactant.

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What method will you use for your campaign?
Allushta [10]
Sorry I’m only answering so I could upload
6 0
3 years ago
Sulfur is a nonmetalic mineral that has a density of 2 g/cm3. The volume of a sample of sulfur was measured to be 5.0 cm3. what
taurus [48]

Answer:

<h2>10 g</h2>

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

mass = Density × volume

From the question we have

mass = 2 × 5

We have the final answer as

<h3>10 g</h3>

Hope this helps you

8 0
3 years ago
How many grams are in 2.7 mol of Fe?
SVETLANKA909090 [29]

Answer:

150.7815

Explanation:

In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together.

A common request on this site is to convert grams to moles. To complete this calculation, you have to know what substance you are trying to convert. The reason is that the molar mass of the substance affects the conversion. This site explains how to find molar mass.

3 0
3 years ago
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