Convert 21 Calories to Kilojoules

How much energy is 21 Calories? How many kilojoules are in 21 Calories? 21 kcal to kJ conversion.

Amount

From

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21 Nutritional Calories =

87.864 Kilojoules

exact result

Decimal places

Result in Plain English

21 Calories is equal to about 87.9 kilojoules.

In Scientific Notation

21 Calories

= 2.1 x 10¹ Calories

= 8.7864 x 10¹ kilojoules

Calories

A nutritional Calorie, or kilocalorie, is commonly used in food labeling. It is equal to 4.184 kilojoules. The average American consumes about 2,700 kilocalories per day.

Kilojoules

A kilojoule is 1,000 joules. In some countries, food is labeled in kilojoules, much like kilocalories are used in the United States.

Calories to Kilojoules Conversions

results may be rounded

kcal	kJ
21.00	87.864
21.01	87.906
21.02	87.948
21.03	87.990
21.04	88.031
21.05	88.073
21.06	88.115
21.07	88.157
21.08	88.199
21.09	88.241
21.10	88.282
21.11	88.324
21.12	88.366
21.13	88.408
21.14	88.450
21.15	88.492
21.16	88.533
21.17	88.575
21.18	88.617
21.19	88.659
21.20	88.701
21.21	88.743
21.22	88.784
21.23	88.826
21.24	88.868
21.25	88.91
21.26	88.952
21.27	88.994
21.28	89.036
21.29	89.077
21.30	89.119
21.31	89.161
21.32	89.203
21.33	89.245

kcal	kJ
21.34	89.287
21.35	89.328
21.36	89.370
21.37	89.412
21.38	89.454
21.39	89.496
21.40	89.538
21.41	89.579
21.42	89.621
21.43	89.663
21.44	89.705
21.45	89.747
21.46	89.789
21.47	89.830
21.48	89.872
21.49	89.914
21.50	89.956
21.51	89.998
21.52	90.040
21.53	90.082
21.54	90.123
21.55	90.165
21.56	90.207
21.57	90.249
21.58	90.291
21.59	90.333
21.60	90.374
21.61	90.416
21.62	90.458
21.63	90.500
21.64	90.542
21.65	90.584
21.66	90.625
21.67	90.667

kcal	kJ
21.68	90.709
21.69	90.751
21.70	90.793
21.71	90.835
21.72	90.876
21.73	90.918
21.74	90.960
21.75	91.002
21.76	91.044
21.77	91.086
21.78	91.128
21.79	91.169
21.80	91.211
21.81	91.253
21.82	91.295
21.83	91.337
21.84	91.379
21.85	91.420
21.86	91.462
21.87	91.504
21.88	91.546
21.89	91.588
21.90	91.630
21.91	91.671
21.92	91.713
21.93	91.755
21.94	91.797
21.95	91.839
21.96	91.881
21.97	91.922
21.98	91.964
21.99	92.006

Convert 21 Calories to Kilojoules

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