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Novosadov [1.4K]
3 years ago
10

Which compound has the smallest mass. H2O CO H2O2 CO2

Chemistry
1 answer:
wolverine [178]3 years ago
7 0
H2O as it has a relative atomic mass of 18
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Balanced nuclear equation, what two things must be conserved
In-s [12.5K]
If you only want to balance nuclear reactions, then you should know that number of nucleons are conserved before and after nuclear reaction. Also, charge is conserved as well.
Other things which are conserved in a nuclear reaction are:
Conservation of:
1. Parity
2. Spin
3. angular momentum(vector sum of intrinsic spin and orbital angular momentum)
4. linear momentum
5. Isotopic spin
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4 years ago
What are the products when ammonia (NH3) decomposes according to this equation?<br> NH3
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<span>Ammonia (NH3) is the combination of Nitrogen and Hydrogen elements.
=> N2 + 3H2 => 2NH3

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=> used by manufacturer to produce synthetic fiber
=> Used in metallurgical process
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7 0
3 years ago
The specific heat capacity of gold is 0.128 J/g C. How much would be needed to warm 250.0 grams of gold from 25.0 C to 100.0 C.
madam [21]

Answer:

3,200 joules

Explanation:

q = mcΔT = (250.0 g)(0.128 j/g°C)(100°C -25°C) = 3,200 joules

7 0
4 years ago
Exactly 25.0 mL of an aqueous solution of barium hydroxide required 32.0 mL of 0.200 M nitric acid to neutralize it. What is the
Brrunno [24]

Answer:

2000m the example 25.0\0.200

7 0
3 years ago
Read 2 more answers
What is the mass of an object with a density of 3.4 g/mL and a volume of 500.0 mL
umka2103 [35]
Formula: 
mass=density *volume

Given: 
Density=3.4 
Volume=500.0  

Plug them into the formula: 
mass=3.4 *500.0=1700

Final answer: 1700g
5 0
3 years ago
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