Recent questions in Chemistry

Question

When do employees receive training on hazardous chemicals in the workplace?

Intuited asked Oct 6, 2024

by Intuited

7.9k points

1 answer

5 votes

77.8k views

How is hydroboration-oxidation similar to the acid-catalyzed addition of water?

Hherger asked Oct 6, 2024

by Hherger

7.9k points

1 answer

1 vote

51.2k views

Identify the element whose ion can exist as 2+ or 4+

Jolo asked Oct 6, 2024

by Jolo

8.2k points

1 answer

4 votes

36.7k views

Would a neutral k atom or a k ion have a more negative value of electron affinity? A. The neutral K atom has a more negative electron affinity. B. The K+ ion has a more negative electron affinity. C. Both

Leroy Stav asked Oct 6, 2024

by Leroy Stav

8.3k points

1 answer

5 votes

74.5k views

A student investigated the law of conservation of mass. The law of conservation of mass states that the mass of the products is equal to the mass of the reactants. This is the method used. 1. Pour sodium

Pvalle asked Oct 6, 2024

by Pvalle

8.5k points

1 answer

5 votes

152k views

Determine the rate in gtt/min IV should be regulated. The order is to infuse D5W at 100 mL/hr. Drop factor: 10 gtt/mL. a) 10 gtt/min b) 100 gtt/min c) 50 gtt/min d) 25 gtt/min

Simon West asked Oct 6, 2024

by Simon West

8.6k points

1 answer

2 votes

11.8k views

Which fluoride interventions have the most consistent benefit for carries prevention?

Koronis Neilos asked Oct 6, 2024

by Koronis Neilos

7.9k points

1 answer

3 votes

64.8k views

Why is the amount of phosphorus in the soil different around the country? A. Variations in soil composition B. Pollution from industrial activities C. Seasonal changes in precipitation D. Natural erosion

Grimmo asked Oct 6, 2024

by Grimmo

8.3k points

1 answer

5 votes

223k views

What is the molar mass of MgNH4PO4x6H2O? a) 245.30 g/mol b) 245.50 g/mol c) 246.20 g/mol d) 246.40 g/mol

Reuscam asked Oct 6, 2024

by Reuscam

7.8k points

1 answer

4 votes

132k views

which element in group 6A is not found as the central atom in compounds with an expanded valence shell

Ranbuch asked Oct 5, 2024

by Ranbuch

7.6k points

1 answer

3 votes

126k views

The reaction of compound A to give compounds C and D was found to be second-order in A. What is the rate law expression for this reaction? a) Rate = k[A]² b) Rate = k[A] c) Rate = k d) Rate = k/[A]

Paul Pritchard asked Oct 5, 2024

by Paul Pritchard

8.1k points

1 answer

0 votes

147k views

How many moles of MnO₂ and H₂O are required to react completely with 1.50 mol Zn in the following reaction? Zn(s)+2MnO₂(s)+H₂O(l) → Zn(OH)₂(aq)+Mn₂O₃(s)

Yan Yankelevich asked Oct 5, 2024

by Yan Yankelevich

8.5k points

1 answer

5 votes

141k views

A solution of barium nitrate, Ba(NO₃)2, is mixed with a solution of K₂SO₄. What will be the precipitate? a.) KNO₃ b.) BaNO₃ c.) Ba₃(PO₄)₂ d.) BaSO₄

Keylogger asked Oct 5, 2024

by Keylogger

7.7k points

1 answer

0 votes

196k views

Body of amoeba is formed of single cell

Siddharth Agrawal asked Oct 5, 2024

by Siddharth Agrawal

8.0k points

1 answer

1 vote

165k views

A 50.0 g sample of an unknown compound contains 14.19 g Na, 19.76 g O, and 16.05 g Cr. What is the percent composition of Cr in the compound? [? ]%

Ben Keil asked Oct 5, 2024

by Ben Keil

8.1k points

1 answer

2 votes

167k views

How many moles are in 3.45 x 1024 molecules of CaSO4?

Vinit Payal asked Oct 5, 2024

by Vinit Payal

8.0k points

1 answer

5 votes

202k views

What is the final chemical element that can be made by fusion within a high-mass star? a. Carbon b. Iron c. Lead d. Uranium

Tan Vu asked Oct 5, 2024

by Tan Vu

8.8k points

1 answer

2 votes

63.8k views

How do the types and numbers of atoms that repeat to make up a substance affect its properties? (I cant find science so chemistry is gonna have to work) Middle school level

ESloman asked Oct 5, 2024

by ESloman

8.3k points

1 answer

3 votes

36.4k views

Ionization process occurs most readily in ____ solvents

RealMan asked Oct 5, 2024

by RealMan

8.2k points

1 answer

5 votes

20.5k views

A sample of gas has a mass of 0.623g Its volume is 2.35 x 10°¹ L at a temperature of 53°C and a pressure of 763 torr. find the molar mass of the gas.

Asherah asked Oct 5, 2024

by Asherah

8.5k points

1 answer

5 votes

45.3k views

Page:

« prev
1
...
918
919
920
921
922
923
924
...
1000
...
next »

Ask a Question

Recent questions in Chemistry

Other Questions