Number of

Protons

Number of

Neutrons

Atomic

Number

Mass

Number

Element

(symbol)

D

12

10

E

F

Using the periodic table, complete the table to describe each atom. Type in your answers.

2 A (g) + B (g) / longrightarrow⟶ 2 C (g) Rate = k [A][B] At the beginning of one trial of this reaction, [A] = 3.0 M and [B] = 1.0 M. The observed rate for the formation of C is 0.36 mol L-1 sec-1.

What are the sign of a chemical change and the sense you might use to detect it.

How do you go from 2 mol of co2 to _ mol of c

Na2O+H2O = 2NaOH how many grams of Na2O are required to produce 1.06*10^2 grams of NaOH

A 4.000 g sample of iron was heated from 0.0°C to 21.0°C. If it has a specific heat of 0.440 kJ/kg °C, how many kilojoules of heat does it absorb?

Free branliest to who ever finds out this what does the symbol O represent on the periodic table

According to the periodic table, which of the following is the correct symbol for the element copper? a. cl b. cu c. co d. cr

A bromine atom in an excited state could have an electron configuration of (1) 2-8-18-6 (2) 2-8-18-7 (3) 2-8-17-7 (4) 2-8-17-8

The temperature of the diatomic hydrogen gas sample is increased to 100∘c. the root-mean-square speed vrms for diatomic hydrogen at 100∘c is:

A change in the force of gravity on an object will affect its what