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Sindrei [870]
3 years ago
14

When solid water changes directly to water vapor without first becoming a liquid, the process is called?

Chemistry
1 answer:
Evgen [1.6K]3 years ago
4 0

Sublimation. Sublimation is the change of a solid direct to gas or vapour without becoming liquid

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Please help! Refer to photo.
butalik [34]

Answer:

4-methyl-1-pentyne or 4-methylpent-1-yne

Explanation:

presence of triple bond(alkyne)

4 0
3 years ago
Determine which intermolecular forces are the dominant (strongest) forces for a pure sample of each of the following molecules b
Ivahew [28]

Answer:

Dispersion forces- Xe, CH4

Dipole-dipole forces-CHCl3

Hydrogen Bonding-HBr, NH3, CH3COOH

Explanation:

Gases and nonpolar molecules posses only dispersion forces. Polar covalent compounds posses dipole- dipole forces. When hydrogen is bonded to a highly electronegative atom, hydrogen bonding results. These account for the arrangement of answers above.

6 0
3 years ago
When the alkene below is brominated with NBS reaction can occur at more than one carbon.
katrin2010 [14]

Answer:

Four products are possible.(in attachment)

2,3,4,5 carbons attached to the bromine.

Explanation:

NBS is N-bromosuccinamide which is used to brominate the allylic and benzylic positions of the compound.

Mainly used for the allylic bromination Here, four products are possible among them two are formed by the direct allylic bromination and remaining two products are formed by the rearrangement of the radical formation.

2,3,4,5 carbons of the compound are attached to the bromine.

7 0
4 years ago
A (an) _____ is an easier path for electron flow that can cause shocks or an electric fire.
Serga [27]
A short circuit is an easier path for electron flow
6 0
4 years ago
What is the mass of 8 moles of sodium (Na) atoms?
omeli [17]
A .

1 mol of sodium na atoms -22.99
22.99 x 8 =183.92

Closest answer
6 0
2 years ago
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