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Greeley [361]
3 years ago
14

Which of these compounds would you expect to have the lowest melting point?

Chemistry
1 answer:
Leya [2.2K]3 years ago
5 0

Answer:

Hmmm. #3

Explanation:

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Gold’s natural state has a definite shape and a definite volume. What is gold’s natural state
Furkat [3]

If Gold's natural state has a definite shape and a definite volume, then its natural state is solid.

8 0
3 years ago
Weeks and how much money, in dollars, Jamal deposits into the savings account.
pantera1 [17]

An

196 becase we all rice

Explanation:

8 0
3 years ago
What volume of a 0.35M solution of sodium chloride could be formed with 25 grams of NaCl?
Margaret [11]

Answer:

A concentrated solution has a greater amount of dissolved solute than a dilute solution. Explanatio ...  More

6 0
2 years ago
When a 5.00-g metal piece, A, was immersed in 38.0 mL of water, the water level rose to 50.0 mL. Similarly, when a 5.00-g metal
Mnenie [13.5K]

Answer:

A is denser than B as it's volume for the same mass is smaller.

Explanation:

Hello.

In this case, we first need to take into account that the density of each metal A and B is computed by dividing the mass over the volume of each metal which is actually computed by substracting the volume of water from the volume of the water and the solid:

V_A=50.0mL-38.0mL=12.0mL\\\\V_B=60.0mL-38.0mL=22.0mL

Next, we compute the densities as shown below:

\rho_A=\frac{m_A}{V_A}=\frac{5.00g}{12.0mL}=0.42g/mL\\  \\\rho_B=\frac{m_B}{V_B}=\frac{5.00g}{22.0mL}=0.23g/mL

In such a way, A is denser is B as it's volume for the same mass is smaller.

Best regards.

4 0
3 years ago
Why does it take so much heat and pressure to create helium and other elements?
ehidna [41]

Answer:

To break down the nucleus of an atom

Explanation:

Remember to change from one element to another, is necessary to add protons, neutrons and electrons,in most of the cases.

The take an electron from an atom you need certain energy, but they are in the outside part of the atom so is not as much energy as the one is necessary to take one neutron or proton from the inside part of an atom.

In this way, is a must to have a combination of pressure and heat to destabilize an atom and take some of this subatomic particles.

4 0
3 years ago
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