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natita [175]
3 years ago
13

#2 6th grade science

Chemistry
1 answer:
kirill [66]3 years ago
6 0
The answer is 4 because in that century the romans empire was raided
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A bottle has a capacity of 1.2 liters. If the density of ether is 0.74 g/mL, what mass of ether can the bottle hold?
AfilCa [17]

Answer:

Density is a value for mass, such as kg, divided by a value for volume, such as m3. Density is a physical property of a substance that represents the mass of that substance per unit volume. It is a property that can be used to describe a substance. We calculate as follows:

Volume = 60.0 g ( 1 mL / 0.70 g ) = 85.71 mL

Therefore, the correct answer is option B.

Explanation:

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Using the Antoine equation, prepare two plots of Psat versus T for Benzene over the range of temperature for which the parameter
Liula [17]

Answer:

Here's what I get.

Explanation:

The Antoine equation is

\log p = A - \dfrac{B }{C+T}

A = 13.7819

B = 2726.81

C = 217.572

I did the calculations and the plots in Excel.

Figure 1 shows the calculations, Figure 2 is the linear plot, and Figure 3 is the log plot.

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How many grams of KNO3 will dissolve in 100 g H2O at 50°C?
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3-89fg I think I’m trying to figure it out

7 0
3 years ago
What is the final product of the electron transport chain
Anna71 [15]

Answer:

water and atp

Explanation:

3 0
3 years ago
Interpret the following equation for a chemical reaction using the coefficients given: H2(g) + Cl2(g) 2 HCl(g) On the particulat
jeyben [28]

Answer:

On the particulate level: 1 molecule of H₂(g) reacts with 1 molecule of Cl₂(g) to form 2 molecules of HCl(g).

On the molar level: 1 mole of H₂(g) reacts with 1 mole of Cl₂(g) to form 2 moles of HCl(g).

Explanation:

Let's consider the following equation.

H₂(g) + Cl₂(g) → 2 HCl(g)

We can use the balanced equation to interpret the changes in two levels: the particulate level and the molar level.

On the particulate level, we consider discrete molecules.

On the particulate level: 1 molecule of H₂(g) reacts with 1 molecule of Cl₂(g) to form 2 molecules of HCl(g).

On the molar level, we think in terms of moles, considering 1 mole of particles = 6.02 × 10²³ particles.

On the molar level: 1 mole of H₂(g) reacts with 1 mole of Cl₂(g) to form 2 moles of HCl(g).

7 0
4 years ago
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