Ask question

Ask question

All categories

3 years ago

9

Which chemical equation represents a synthesis reaction?A.HCl + LiOH → LiCl + H2OB.2Na + MgCl2 → 2NaCl + Mg.H2CO3 → H2O + CO2D.C

+ O2 → CO2

1 answer:

Zina [86]3 years ago

6 0

Answer:

D

Explanation:

Just did it on A P E X

You might be interested in

Compute the values. Express these answers to the hundredths place (i.e., two digits after the decimal point). log ( 2.1 ) = ln (

zepelin [54]

Answer:

x = 4.17

y = 1.86

Explanation:

0.62 = log(x)

x = 10^0.62 = 4.17 ( to the nearest hundredth)

0.62 = ln(y)

y = e^0.62 = 1.86 (to the nearest hundredth)

8 0

3 years ago

the half life for strontium-90 is 29 years. how many half-lives did the sample go through at the end of 87 year

Nesterboy [21]

90 divided by 29 x 87 = 290

4 0

2 years ago

Read 2 more answers

Solve for x 5 to the power 2 x + 4 - 25 to the power x - 1 is equals to

Dafna11 [192]

Answer:

[][][][][][][][][][][][][][]

4 0

3 years ago

Read 2 more answers

How many moles are in 4g of hydrogen?

Afina-wow [57]

Answer:

2 mole

Explanation:

Hydrogen has 2 atoms per molecule

8 0

2 years ago

If n is the energy level, the number of electrons in that energy level is

attashe74 [19]

Answer:

I needed some free points that's why I am doing so

3 0

2 years ago