1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Nookie1986 [14]
3 years ago
6

Can someone help me please .

Chemistry
1 answer:
lyudmila [28]3 years ago
4 0

Sure. Whith what do you need help?

You might be interested in
How many grams of perchloric acid, HClO4, are contained in 39.1 g of 74.9 wt% aqueous perchloric acid
Leno4ka [110]

Answer:

29.3 g HClO₄

Explanation:

We have 39.1 grams of 74.9 wt% aqueous perchloric acid solution, that is, there are 74.9 grams of perchloric acid in 100 grams of perchloric acid solution. The mass, in grams, of perchloric acid contained in 39.1 grams of perchloric acid solution is:

39.1 g Solution × (74.9 g HClO₄/100 g Solution) = 29.3 g HClO₄

5 0
3 years ago
A block of aluminum occupies a volume of 15.0 mL and weighs 45 grams.
vladimir2022 [97]
Answer: density equals 3 g/mL

Step by step explanation:

D=m/v
D=45/15
D=3
5 0
3 years ago
Word Bank: Match each term with the sentence below
Ymorist [56]

Answer:

Electromagnetic Wave Medium Matter:The ability to move or change an object, or what a wave

Longitudinal Wave Trough Rarefaction: The area in a longitudinal wave where the particles are close together.

Transverse Wave Energy Wavelength: The highest point of a transverse wave

Explanation:

give me brainliest

3 0
2 years ago
What are the oxidation numbers for HCL
prisoha [69]
Here's the numbers
H = +1 
Cl = -1
5 0
3 years ago
Explain how carbon’s bonding ability makes it unique.
STatiana [176]

\huge\fcolorbox{red}{pink}{Answer ♥}

The carbon atom is unique among elements in its tendency to form extensive networks of covalent bonds not only with other elements but also with itself. ... Moreover, of all the elements in the second row, carbon has the maximum number of outer shell electrons (four) capable of forming covalent bonds.

Hope it helps uh ✌️✌️✌️

Gud mrng

7 0
3 years ago
Other questions:
  • Which compound is insoluble in water?<br> (1) KOH (3) Na3PO4<br> (2) NH4Cl (4) PbSO4
    13·2 answers
  • What arrangement of electrons would result in a nonpolar molecule
    7·1 answer
  • How to balance an ionic equation BaCl2 + 2NH4CH3COO
    8·1 answer
  • If 3.64g of sand is separated from 5.25g of a mixture of salt and sand what is the percentage of sand in the sample
    15·1 answer
  • If the sea floor is spreading,why is the Earth not getting bigger?
    5·2 answers
  • In the waves lab, which type of wave was shown on the oscilloscope screen?
    11·1 answer
  • What can happen if you have heated glass next to cool or cold water?
    8·1 answer
  • Phosgene is a highly toxic gas made up of carbon, oxygen, and chlorine atoms. Its density at 1.05 atm and 258C is 4.24 g/L. (a)
    12·1 answer
  • I need help (yes agian)
    6·2 answers
  • Which describes the oxidizing agent in a chemical reaction?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!